To estimate the price of the 2020 Chevrolet Malibu I4 1.5L Turbocharged Turbo LS (Base) with 129000 km mileage, I considered several data points. First, I looked at the selling prices of similar cars. The 2018 Chevrolet Malibu I4 2.5L Turbo LS (Base) with 91000 km sold for 44500 SAR on 2023-10-14. Adjusting for the two-year difference and higher mileage, the price would be lower. The 2022 Chevrolet Malibu I4 2.0L Turbocharged Turbo LT (Mid+) with 32500 km sold for 80500 SAR on 2023-11-29, but this car is newer and a higher trim, so it is not directly comparable. The 2018 Chevrolet Malibu I4 2.0L Turbo Charged Turbo Premier (Top) with 119000 km sold for 49000 SAR on 2024-02-19, but it is a higher trim. Next, I looked at listed prices of similar cars. A 2020 Chevrolet Malibu I4 1.5L Turbocharged Turbo LS (Base) with 129000 km is listed for 47500 SAR, and another with 170500 km is listed for 49000 SAR. Considering these data points and adjusting for the car's condition and mileage, I estimated the market price.