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Finding the Fourth Proportional to 67,584.41, 101,432.78 and 36,028.97

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Solution

The fourth proportional to 67,584.41, 101,432.78 and 36,028.97 is: 54,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,584.41 : 101,432.78 = 36,028.97 : x
  2. Step 2: Convert to fraction form
    67,584.41/101,432.78 = 36,028.97/x
  3. Step 3: Cross multiply
    67,584.41x = 101,432.78 × 36,028.97
  4. Step 4: Simplify right side
    67,584.41x = 3,654,518,587.64
  5. Step 5: Solve for x
    x = 3,654,518,587.64/67,584.41
  6. Step 6: Final answer
    x = 54,073.40

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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.