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Finding the Fourth Proportional to 88,408.38, 132,620.43 and 25,227.30

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Solution

The fourth proportional to 88,408.38, 132,620.43 and 25,227.30 is: 37,843.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,408.38 : 132,620.43 = 25,227.30 : x
  2. Step 2: Convert to fraction form
    88,408.38/132,620.43 = 25,227.30/x
  3. Step 3: Cross multiply
    88,408.38x = 132,620.43 × 25,227.30
  4. Step 4: Simplify right side
    88,408.38x = 3,345,655,373.74
  5. Step 5: Solve for x
    x = 3,345,655,373.74/88,408.38
  6. Step 6: Final answer
    x = 37,843.19

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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.