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Finding the Fourth Proportional to 61,580.38, 92,223.96 and 39,324.82

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Solution

The fourth proportional to 61,580.38, 92,223.96 and 39,324.82 is: 58,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,580.38 : 92,223.96 = 39,324.82 : x
  2. Step 2: Convert to fraction form
    61,580.38/92,223.96 = 39,324.82/x
  3. Step 3: Cross multiply
    61,580.38x = 92,223.96 × 39,324.82
  4. Step 4: Simplify right side
    61,580.38x = 3,626,690,626.69
  5. Step 5: Solve for x
    x = 3,626,690,626.69/61,580.38
  6. Step 6: Final answer
    x = 58,893.61

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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.