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Finding the Fourth Proportional to 61,761.75, 92,766.60 and 36,850.41

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Solution

The fourth proportional to 61,761.75, 92,766.60 and 36,850.41 is: 55,349.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,761.75 : 92,766.60 = 36,850.41 : x
  2. Step 2: Convert to fraction form
    61,761.75/92,766.60 = 36,850.41/x
  3. Step 3: Cross multiply
    61,761.75x = 92,766.60 × 36,850.41
  4. Step 4: Simplify right side
    61,761.75x = 3,418,487,244.31
  5. Step 5: Solve for x
    x = 3,418,487,244.31/61,761.75
  6. Step 6: Final answer
    x = 55,349.59

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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.