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Finding the Fourth Proportional to 61,725.67, 92,546.39 and 29,687.83

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Solution

The fourth proportional to 61,725.67, 92,546.39 and 29,687.83 is: 44,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,725.67 : 92,546.39 = 29,687.83 : x
  2. Step 2: Convert to fraction form
    61,725.67/92,546.39 = 29,687.83/x
  3. Step 3: Cross multiply
    61,725.67x = 92,546.39 × 29,687.83
  4. Step 4: Simplify right side
    61,725.67x = 2,747,501,493.43
  5. Step 5: Solve for x
    x = 2,747,501,493.43/61,725.67
  6. Step 6: Final answer
    x = 44,511.49

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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.