Home / 63,631.80-95,446.98-38,678.76

Finding the Fourth Proportional to 63,631.80, 95,446.98 and 38,678.76

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Solution

The fourth proportional to 63,631.80, 95,446.98 and 38,678.76 is: 58,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,631.80 : 95,446.98 = 38,678.76 : x
  2. Step 2: Convert to fraction form
    63,631.80/95,446.98 = 38,678.76/x
  3. Step 3: Cross multiply
    63,631.80x = 95,446.98 × 38,678.76
  4. Step 4: Simplify right side
    63,631.80x = 3,691,770,832.14
  5. Step 5: Solve for x
    x = 3,691,770,832.14/63,631.80
  6. Step 6: Final answer
    x = 58,017.70

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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.