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Finding the Fourth Proportional to 95,731.70, 132,100.22 and 55,458.44

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Solution

The fourth proportional to 95,731.70, 132,100.22 and 55,458.44 is: 76,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,731.70 : 132,100.22 = 55,458.44 : x
  2. Step 2: Convert to fraction form
    95,731.70/132,100.22 = 55,458.44/x
  3. Step 3: Cross multiply
    95,731.70x = 132,100.22 × 55,458.44
  4. Step 4: Simplify right side
    95,731.70x = 7,326,072,124.86
  5. Step 5: Solve for x
    x = 7,326,072,124.86/95,731.70
  6. Step 6: Final answer
    x = 76,527.13

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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.