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Finding the Fourth Proportional to 63,757.62, 95,639.84 and 19,380.96

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Solution

The fourth proportional to 63,757.62, 95,639.84 and 19,380.96 is: 29,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,757.62 : 95,639.84 = 19,380.96 : x
  2. Step 2: Convert to fraction form
    63,757.62/95,639.84 = 19,380.96/x
  3. Step 3: Cross multiply
    63,757.62x = 95,639.84 × 19,380.96
  4. Step 4: Simplify right side
    63,757.62x = 1,853,591,816.54
  5. Step 5: Solve for x
    x = 1,853,591,816.54/63,757.62
  6. Step 6: Final answer
    x = 29,072.48

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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.