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Finding the Fourth Proportional to 61,750.57, 92,372.12 and 49,294.92

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Solution

The fourth proportional to 61,750.57, 92,372.12 and 49,294.92 is: 73,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,750.57 : 92,372.12 = 49,294.92 : x
  2. Step 2: Convert to fraction form
    61,750.57/92,372.12 = 49,294.92/x
  3. Step 3: Cross multiply
    61,750.57x = 92,372.12 × 49,294.92
  4. Step 4: Simplify right side
    61,750.57x = 4,553,476,265.63
  5. Step 5: Solve for x
    x = 4,553,476,265.63/61,750.57
  6. Step 6: Final answer
    x = 73,739.83

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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.