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Finding the Fourth Proportional to 67,197.96, 100,726.61 and 25,061.09

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Solution

The fourth proportional to 67,197.96, 100,726.61 and 25,061.09 is: 37,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,197.96 : 100,726.61 = 25,061.09 : x
  2. Step 2: Convert to fraction form
    67,197.96/100,726.61 = 25,061.09/x
  3. Step 3: Cross multiply
    67,197.96x = 100,726.61 × 25,061.09
  4. Step 4: Simplify right side
    67,197.96x = 2,524,318,197.62
  5. Step 5: Solve for x
    x = 2,524,318,197.62/67,197.96
  6. Step 6: Final answer
    x = 37,565.40

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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.