Riverbed Corporation wishes to exchange a machine used in its operations. Riverbed has received the following offers from other companies in the industry.

1.		Marin Company offered to exchange a similar machine plus $24,380. (The exchange has commercial substance for both parties.)
2.		Headland Company offered to exchange a similar machine. (The exchange lacks commercial substance for both parties.)
3.		Sage Company offered to exchange a similar machine, but wanted $3,180 in addition to Riverbeds machine. (The exchange has commercial substance for both parties.)

In addition, Riverbed contacted Pronghorn Corporation, a dealer in machines. To obtain a new machine, Riverbed must pay $98,580 in addition to trading in its old machine.

		Riverbed		Marin		Headland		Sage		Pronghorn
Machine cost		$169,600		$127,200		$161,120		$169,600		$137,800
Accumulated depreciation		63,600		47,700		75,260		79,500		0
Fair value		97,520		73,140		97,520		100,700		196,100

For each of the four independent situations, prepare the journal entries to record the exchange on the books of each company. (Credit account titles are automatically indented when amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter 0 for the amounts.)