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Finding the Fourth Proportional to 113,099.52, 169,609.44 and 33,115.44

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Solution

The fourth proportional to 113,099.52, 169,609.44 and 33,115.44 is: 49,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,099.52 : 169,609.44 = 33,115.44 : x
  2. Step 2: Convert to fraction form
    113,099.52/169,609.44 = 33,115.44/x
  3. Step 3: Cross multiply
    113,099.52x = 169,609.44 × 33,115.44
  4. Step 4: Simplify right side
    113,099.52x = 5,616,691,233.75
  5. Step 5: Solve for x
    x = 5,616,691,233.75/113,099.52
  6. Step 6: Final answer
    x = 49,661.49

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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.