Home / 179,507.52-269,131.68-54,780.48

Finding the Fourth Proportional to 179,507.52, 269,131.68 and 54,780.48

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Solution

The fourth proportional to 179,507.52, 269,131.68 and 54,780.48 is: 82,131.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,507.52 : 269,131.68 = 54,780.48 : x
  2. Step 2: Convert to fraction form
    179,507.52/269,131.68 = 54,780.48/x
  3. Step 3: Cross multiply
    179,507.52x = 269,131.68 × 54,780.48
  4. Step 4: Simplify right side
    179,507.52x = 14,743,162,613.61
  5. Step 5: Solve for x
    x = 14,743,162,613.61/179,507.52
  6. Step 6: Final answer
    x = 82,131.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.