Problem $14-1$ Net Working Capital Requirements $($LG$14-2)$

JohnBoy Industries has a cash balance of $$50,000,$ accounts payable of $$130,000,$ inventory of $$180,000,$ accounts receivable of $$215,000,$ notes payable of $$125,000,$ and accrued wages and taxes of $$39,500.$

How much net working capital does the firm need to fund?