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Finding the Fourth Proportional to 63,503.81, 95,196.10 and 21,354.41

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Solution

The fourth proportional to 63,503.81, 95,196.10 and 21,354.41 is: 32,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.81 : 95,196.10 = 21,354.41 : x
  2. Step 2: Convert to fraction form
    63,503.81/95,196.10 = 21,354.41/x
  3. Step 3: Cross multiply
    63,503.81x = 95,196.10 × 21,354.41
  4. Step 4: Simplify right side
    63,503.81x = 2,032,856,073.82
  5. Step 5: Solve for x
    x = 2,032,856,073.82/63,503.81
  6. Step 6: Final answer
    x = 32,011.56

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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.