To estimate the price of the 2013 Ford Expedition V8 5.4L XLT (Base) with 226463 km mileage in average condition, I considered several data points. First, I looked at the selling prices of similar cars: one with 196000 km in good condition sold for 39000 SAR, another with 271000 km in average condition sold for 31000 SAR, another with 233000 km in average condition sold for 31000 SAR, and one with 273000 km in good condition sold for 35500 SAR. Given the target car's mileage and condition, the most relevant comparisons are the cars sold for 31000 SAR. I also reviewed listed prices: one with 226463 km listed for 29500 SAR, another with 223000 km listed for 42000 SAR, another with 222000 km listed for 37500 SAR, another with 239000 km listed for 28000 SAR, and one with 200000 km listed for 40000 SAR. Considering the actual selling prices and the listed prices, I estimated the market price accordingly.