The car to be estimated is a 2018 Renault Koleos I4 2.5L LE (Top) with 90000 km mileage in good condition. The most relevant data points are the selling prices of similar cars. A similar car with 43000 km sold for 61500 SAR on 2024-02-18 and another for 62000 SAR on 2024-03-28. These cars had lower mileage but were in good condition like the target car. A car with 58000 km in average condition sold for 50000 SAR on 2024-08-26, and another with 84292 km in average condition sold for 55000 SAR on 2024-08-28. Considering the target car's higher mileage and good condition, its price should be slightly lower than the 61500-62000 SAR range but higher than the 50000-55000 SAR range. Adjusting for mileage and condition, the estimated price is around 57000 SAR.