Home / 124,974.78-187,462.17-54,854.70

Finding the Fourth Proportional to 124,974.78, 187,462.17 and 54,854.70

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Solution

The fourth proportional to 124,974.78, 187,462.17 and 54,854.70 is: 82,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,974.78 : 187,462.17 = 54,854.70 : x
  2. Step 2: Convert to fraction form
    124,974.78/187,462.17 = 54,854.70/x
  3. Step 3: Cross multiply
    124,974.78x = 187,462.17 × 54,854.70
  4. Step 4: Simplify right side
    124,974.78x = 10,283,181,096.70
  5. Step 5: Solve for x
    x = 10,283,181,096.70/124,974.78
  6. Step 6: Final answer
    x = 82,282.05

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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.