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Finding the Fourth Proportional to 93,380.58, 139,834.32 and 57,911.16

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Solution

The fourth proportional to 93,380.58, 139,834.32 and 57,911.16 is: 86,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,380.58 : 139,834.32 = 57,911.16 : x
  2. Step 2: Convert to fraction form
    93,380.58/139,834.32 = 57,911.16/x
  3. Step 3: Cross multiply
    93,380.58x = 139,834.32 × 57,911.16
  4. Step 4: Simplify right side
    93,380.58x = 8,097,967,679.01
  5. Step 5: Solve for x
    x = 8,097,967,679.01/93,380.58
  6. Step 6: Final answer
    x = 86,720.04

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