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Finding the Fourth Proportional to 63,834.40, 95,727.30 and 19,446.40

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Solution

The fourth proportional to 63,834.40, 95,727.30 and 19,446.40 is: 29,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,834.40 : 95,727.30 = 19,446.40 : x
  2. Step 2: Convert to fraction form
    63,834.40/95,727.30 = 19,446.40/x
  3. Step 3: Cross multiply
    63,834.40x = 95,727.30 × 19,446.40
  4. Step 4: Simplify right side
    63,834.40x = 1,861,551,366.72
  5. Step 5: Solve for x
    x = 1,861,551,366.72/63,834.40
  6. Step 6: Final answer
    x = 29,162.20

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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.