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Finding the Fourth Proportional to 95,930.70, 132,384.38 and 53,489.24

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Solution

The fourth proportional to 95,930.70, 132,384.38 and 53,489.24 is: 73,815.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,930.70 : 132,384.38 = 53,489.24 : x
  2. Step 2: Convert to fraction form
    95,930.70/132,384.38 = 53,489.24/x
  3. Step 3: Cross multiply
    95,930.70x = 132,384.38 × 53,489.24
  4. Step 4: Simplify right side
    95,930.70x = 7,081,139,874.07
  5. Step 5: Solve for x
    x = 7,081,139,874.07/95,930.70
  6. Step 6: Final answer
    x = 73,815.16

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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.