Home / 83,260.23-124,908.78-38,862.74

Finding the Fourth Proportional to 83,260.23, 124,908.78 and 38,862.74

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Solution

The fourth proportional to 83,260.23, 124,908.78 and 38,862.74 is: 58,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,260.23 : 124,908.78 = 38,862.74 : x
  2. Step 2: Convert to fraction form
    83,260.23/124,908.78 = 38,862.74/x
  3. Step 3: Cross multiply
    83,260.23x = 124,908.78 × 38,862.74
  4. Step 4: Simplify right side
    83,260.23x = 4,854,296,816.31
  5. Step 5: Solve for x
    x = 4,854,296,816.31/83,260.23
  6. Step 6: Final answer
    x = 58,302.71

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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.