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A company just purchased an intelligent robot, which has a first cost of $$292,000.$ Since the robot is unique in its capabilities, the company expects to be able to sell it in $4$ years for $$200,000.$

NOTE: This is a multi$-$part question. Once an answer is submitted, you will be unable to return to this part.

Determine the book value of the robot at the end of year $4.$

The book value of the robot at the end of year $4$ is $