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Finding the Fourth Proportional to 62,507.87, 93,874.75 and 57,501.02

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Solution

The fourth proportional to 62,507.87, 93,874.75 and 57,501.02 is: 86,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,507.87 : 93,874.75 = 57,501.02 : x
  2. Step 2: Convert to fraction form
    62,507.87/93,874.75 = 57,501.02/x
  3. Step 3: Cross multiply
    62,507.87x = 93,874.75 × 57,501.02
  4. Step 4: Simplify right side
    62,507.87x = 5,397,893,968.18
  5. Step 5: Solve for x
    x = 5,397,893,968.18/62,507.87
  6. Step 6: Final answer
    x = 86,355.43

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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.