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Finding the Fourth Proportional to 63,248.32, 87,291.84 and 37,755.76

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Solution

The fourth proportional to 63,248.32, 87,291.84 and 37,755.76 is: 52,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,248.32 : 87,291.84 = 37,755.76 : x
  2. Step 2: Convert to fraction form
    63,248.32/87,291.84 = 37,755.76/x
  3. Step 3: Cross multiply
    63,248.32x = 87,291.84 × 37,755.76
  4. Step 4: Simplify right side
    63,248.32x = 3,295,769,761.00
  5. Step 5: Solve for x
    x = 3,295,769,761.00/63,248.32
  6. Step 6: Final answer
    x = 52,108.42

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Why These Related Problems?

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