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Finding the Fourth Proportional to 88,655.40, 132,983.10 and 29,500.20

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Solution

The fourth proportional to 88,655.40, 132,983.10 and 29,500.20 is: 44,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.40 : 132,983.10 = 29,500.20 : x
  2. Step 2: Convert to fraction form
    88,655.40/132,983.10 = 29,500.20/x
  3. Step 3: Cross multiply
    88,655.40x = 132,983.10 × 29,500.20
  4. Step 4: Simplify right side
    88,655.40x = 3,923,028,046.62
  5. Step 5: Solve for x
    x = 3,923,028,046.62/88,655.40
  6. Step 6: Final answer
    x = 44,250.30

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Similar ratio
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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.