Home / 124,306.52-171,542.68-67,717.76

Finding the Fourth Proportional to 124,306.52, 171,542.68 and 67,717.76

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Solution

The fourth proportional to 124,306.52, 171,542.68 and 67,717.76 is: 93,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,306.52 : 171,542.68 = 67,717.76 : x
  2. Step 2: Convert to fraction form
    124,306.52/171,542.68 = 67,717.76/x
  3. Step 3: Cross multiply
    124,306.52x = 171,542.68 × 67,717.76
  4. Step 4: Simplify right side
    124,306.52x = 11,616,485,006.99
  5. Step 5: Solve for x
    x = 11,616,485,006.99/124,306.52
  6. Step 6: Final answer
    x = 93,450.33

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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.