Home / 83,197.13-124,794.47-38,799

Finding the Fourth Proportional to 83,197.13, 124,794.47 and 38,799

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Solution

The fourth proportional to 83,197.13, 124,794.47 and 38,799 is: 58,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,197.13 : 124,794.47 = 38,799 : x
  2. Step 2: Convert to fraction form
    83,197.13/124,794.47 = 38,799/x
  3. Step 3: Cross multiply
    83,197.13x = 124,794.47 × 38,799
  4. Step 4: Simplify right side
    83,197.13x = 4,841,900,738.53
  5. Step 5: Solve for x
    x = 4,841,900,738.53/83,197.13
  6. Step 6: Final answer
    x = 58,197.93

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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.