Home / 83,006.20-124,489.05-23,835.70

Finding the Fourth Proportional to 83,006.20, 124,489.05 and 23,835.70

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Solution

The fourth proportional to 83,006.20, 124,489.05 and 23,835.70 is: 35,747.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,006.20 : 124,489.05 = 23,835.70 : x
  2. Step 2: Convert to fraction form
    83,006.20/124,489.05 = 23,835.70/x
  3. Step 3: Cross multiply
    83,006.20x = 124,489.05 × 23,835.70
  4. Step 4: Simplify right side
    83,006.20x = 2,967,283,649.09
  5. Step 5: Solve for x
    x = 2,967,283,649.09/83,006.20
  6. Step 6: Final answer
    x = 35,747.74

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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.