What is the average of 1242 87 512 and 169810?

To find the average of a set of numbers, you add up all the numbers and then divide by the total count of numbers. In this case, the sum of 1242, 87, 512, and 169810 is 171651. Since there are 4 numbers in the set, you divide the sum by 4 to get the average, which is 42912.75.