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Finding the Fourth Proportional to 63,773.41, 95,663.35 and 21,658.45

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Solution

The fourth proportional to 63,773.41, 95,663.35 and 21,658.45 is: 32,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,773.41 : 95,663.35 = 21,658.45 : x
  2. Step 2: Convert to fraction form
    63,773.41/95,663.35 = 21,658.45/x
  3. Step 3: Cross multiply
    63,773.41x = 95,663.35 × 21,658.45
  4. Step 4: Simplify right side
    63,773.41x = 2,071,919,350.34
  5. Step 5: Solve for x
    x = 2,071,919,350.34/63,773.41
  6. Step 6: Final answer
    x = 32,488.77

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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.