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Finding the Fourth Proportional to 63,614.70, 95,385.60 and 19,234.80

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Solution

The fourth proportional to 63,614.70, 95,385.60 and 19,234.80 is: 28,841.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,614.70 : 95,385.60 = 19,234.80 : x
  2. Step 2: Convert to fraction form
    63,614.70/95,385.60 = 19,234.80/x
  3. Step 3: Cross multiply
    63,614.70x = 95,385.60 × 19,234.80
  4. Step 4: Simplify right side
    63,614.70x = 1,834,722,938.88
  5. Step 5: Solve for x
    x = 1,834,722,938.88/63,614.70
  6. Step 6: Final answer
    x = 28,841.18

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1.5x scale

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.