Home / 83,324.20-124,998.14-30,729.60

Finding the Fourth Proportional to 83,324.20, 124,998.14 and 30,729.60

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Solution

The fourth proportional to 83,324.20, 124,998.14 and 30,729.60 is: 46,098.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,324.20 : 124,998.14 = 30,729.60 : x
  2. Step 2: Convert to fraction form
    83,324.20/124,998.14 = 30,729.60/x
  3. Step 3: Cross multiply
    83,324.20x = 124,998.14 × 30,729.60
  4. Step 4: Simplify right side
    83,324.20x = 3,841,142,842.94
  5. Step 5: Solve for x
    x = 3,841,142,842.94/83,324.20
  6. Step 6: Final answer
    x = 46,098.77

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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.