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Finding the Fourth Proportional to 95,747.34, 132,154.60 and 55,454.60

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Solution

The fourth proportional to 95,747.34, 132,154.60 and 55,454.60 is: 76,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,747.34 : 132,154.60 = 55,454.60 : x
  2. Step 2: Convert to fraction form
    95,747.34/132,154.60 = 55,454.60/x
  3. Step 3: Cross multiply
    95,747.34x = 132,154.60 × 55,454.60
  4. Step 4: Simplify right side
    95,747.34x = 7,328,579,543.11
  5. Step 5: Solve for x
    x = 7,328,579,543.11/95,747.34
  6. Step 6: Final answer
    x = 76,540.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.