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Finding the Fourth Proportional to 61,708.57, 92,562.87 and 14,961.44

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Solution

The fourth proportional to 61,708.57, 92,562.87 and 14,961.44 is: 22,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,708.57 : 92,562.87 = 14,961.44 : x
  2. Step 2: Convert to fraction form
    61,708.57/92,562.87 = 14,961.44/x
  3. Step 3: Cross multiply
    61,708.57x = 92,562.87 × 14,961.44
  4. Step 4: Simplify right side
    61,708.57x = 1,384,874,113.25
  5. Step 5: Solve for x
    x = 1,384,874,113.25/61,708.57
  6. Step 6: Final answer
    x = 22,442.17

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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.