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Finding the Fourth Proportional to 44,712.95, 67,069.22 and 11,432.88

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Solution

The fourth proportional to 44,712.95, 67,069.22 and 11,432.88 is: 17,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,712.95 : 67,069.22 = 11,432.88 : x
  2. Step 2: Convert to fraction form
    44,712.95/67,069.22 = 11,432.88/x
  3. Step 3: Cross multiply
    44,712.95x = 67,069.22 × 11,432.88
  4. Step 4: Simplify right side
    44,712.95x = 766,794,286.79
  5. Step 5: Solve for x
    x = 766,794,286.79/44,712.95
  6. Step 6: Final answer
    x = 17,149.27

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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.