Home / 106,139.26-146,463.30-62,524.90

Finding the Fourth Proportional to 106,139.26, 146,463.30 and 62,524.90

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Solution

The fourth proportional to 106,139.26, 146,463.30 and 62,524.90 is: 86,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,139.26 : 146,463.30 = 62,524.90 : x
  2. Step 2: Convert to fraction form
    106,139.26/146,463.30 = 62,524.90/x
  3. Step 3: Cross multiply
    106,139.26x = 146,463.30 × 62,524.90
  4. Step 4: Simplify right side
    106,139.26x = 9,157,603,186.17
  5. Step 5: Solve for x
    x = 9,157,603,186.17/106,139.26
  6. Step 6: Final answer
    x = 86,279.13

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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.