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Finding the Fourth Proportional to 95,924.68, 132,379.86 and 53,490.76

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Solution

The fourth proportional to 95,924.68, 132,379.86 and 53,490.76 is: 73,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,924.68 : 132,379.86 = 53,490.76 : x
  2. Step 2: Convert to fraction form
    95,924.68/132,379.86 = 53,490.76/x
  3. Step 3: Cross multiply
    95,924.68x = 132,379.86 × 53,490.76
  4. Step 4: Simplify right side
    95,924.68x = 7,081,099,320.09
  5. Step 5: Solve for x
    x = 7,081,099,320.09/95,924.68
  6. Step 6: Final answer
    x = 73,819.37

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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.