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Finding the Fourth Proportional to 63,472.80, 95,213.22 and 21,349.56

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Solution

The fourth proportional to 63,472.80, 95,213.22 and 21,349.56 is: 32,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,472.80 : 95,213.22 = 21,349.56 : x
  2. Step 2: Convert to fraction form
    63,472.80/95,213.22 = 21,349.56/x
  3. Step 3: Cross multiply
    63,472.80x = 95,213.22 × 21,349.56
  4. Step 4: Simplify right side
    63,472.80x = 2,032,760,353.18
  5. Step 5: Solve for x
    x = 2,032,760,353.18/63,472.80
  6. Step 6: Final answer
    x = 32,025.69

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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.