Home / 83,082.24-124,652.51-51,881.04

Finding the Fourth Proportional to 83,082.24, 124,652.51 and 51,881.04

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Solution

The fourth proportional to 83,082.24, 124,652.51 and 51,881.04 is: 77,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,082.24 : 124,652.51 = 51,881.04 : x
  2. Step 2: Convert to fraction form
    83,082.24/124,652.51 = 51,881.04/x
  3. Step 3: Cross multiply
    83,082.24x = 124,652.51 × 51,881.04
  4. Step 4: Simplify right side
    83,082.24x = 6,467,101,857.41
  5. Step 5: Solve for x
    x = 6,467,101,857.41/83,082.24
  6. Step 6: Final answer
    x = 77,839.76

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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.