The annual maintenance costs required to operate a landscaping equipment rental company are expected to be $6,250 per year. An economical forecast indicates that the annual inflation-free interest rate will be 14% and the general inflation rate will be around 7%. The owner of the company, Rick, is planning to move after 5 years and would like to close down the company at the end of the 4 years. What would be Rick's equivalent present worth of all the maintenance costs in current dollars?