Home / 95,473.92-131,732.80-57,747.36

Finding the Fourth Proportional to 95,473.92, 131,732.80 and 57,747.36

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Solution

The fourth proportional to 95,473.92, 131,732.80 and 57,747.36 is: 79,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,473.92 : 131,732.80 = 57,747.36 : x
  2. Step 2: Convert to fraction form
    95,473.92/131,732.80 = 57,747.36/x
  3. Step 3: Cross multiply
    95,473.92x = 131,732.80 × 57,747.36
  4. Step 4: Simplify right side
    95,473.92x = 7,607,221,425.41
  5. Step 5: Solve for x
    x = 7,607,221,425.41/95,473.92
  6. Step 6: Final answer
    x = 79,678.53

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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.