To estimate the price of the 2021 Kia Cerato I4 1.6L LX (Base) with 151000 km mileage, I considered the following data points: 1. Selling prices of similar cars: - 2019 Kia Cerato I4 1.6L LX (Base), 119000 km, sold for SAR 36500 on 2023-11-02. - 2022 Kia Cerato I4 1.6L LX (Base), 61000 km, sold for SAR 53000 on 2024-05-11. - 2021 Kia Cerato I4 1.6L LX (Base), 96000 km, sold for SAR 38000 on 2024-06-12. 2. Listed prices of similar cars: - 2021 Kia Cerato I4 1.6L LX (Base), 151000 km, listed for SAR 47000. - 2021 Kia Cerato I4 1.6L LX (Base), 147000 km, listed for SAR 46000. - 2021 Kia Cerato I4 1.6L LX (Base), 143000 km, listed for SAR 46000. Considering the selling prices, the 2021 model with 96000 km sold for SAR 38000, and the 2019 model with 119000 km sold for SAR 36500. The 2022 model with 61000 km sold for SAR 53000. Given the higher mileage of the target car (151000 km) and its good condition, I adjusted the price downwards from the listed prices, which are generally higher than actual selling prices.