Home / 95,443.38-131,712.08-53,001.91

Finding the Fourth Proportional to 95,443.38, 131,712.08 and 53,001.91

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Solution

The fourth proportional to 95,443.38, 131,712.08 and 53,001.91 is: 73,142.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,443.38 : 131,712.08 = 53,001.91 : x
  2. Step 2: Convert to fraction form
    95,443.38/131,712.08 = 53,001.91/x
  3. Step 3: Cross multiply
    95,443.38x = 131,712.08 × 53,001.91
  4. Step 4: Simplify right side
    95,443.38x = 6,980,991,709.70
  5. Step 5: Solve for x
    x = 6,980,991,709.70/95,443.38
  6. Step 6: Final answer
    x = 73,142.75

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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.