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Finding the Fourth Proportional to 93,361.87, 139,951.68 and 37,185.13

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Solution

The fourth proportional to 93,361.87, 139,951.68 and 37,185.13 is: 55,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,361.87 : 139,951.68 = 37,185.13 : x
  2. Step 2: Convert to fraction form
    93,361.87/139,951.68 = 37,185.13/x
  3. Step 3: Cross multiply
    93,361.87x = 139,951.68 × 37,185.13
  4. Step 4: Simplify right side
    93,361.87x = 5,204,121,414.52
  5. Step 5: Solve for x
    x = 5,204,121,414.52/93,361.87
  6. Step 6: Final answer
    x = 55,741.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.