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Finding the Fourth Proportional to 37,753.88, 52,100.72 and 20,757.71

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Solution

The fourth proportional to 37,753.88, 52,100.72 and 20,757.71 is: 28,645.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,753.88 : 52,100.72 = 20,757.71 : x
  2. Step 2: Convert to fraction form
    37,753.88/52,100.72 = 20,757.71/x
  3. Step 3: Cross multiply
    37,753.88x = 52,100.72 × 20,757.71
  4. Step 4: Simplify right side
    37,753.88x = 1,081,491,374.52
  5. Step 5: Solve for x
    x = 1,081,491,374.52/37,753.88
  6. Step 6: Final answer
    x = 28,645.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.