Home / 83,538.38-125,356.53-33,610.70

Finding the Fourth Proportional to 83,538.38, 125,356.53 and 33,610.70

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Solution

The fourth proportional to 83,538.38, 125,356.53 and 33,610.70 is: 50,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,538.38 : 125,356.53 = 33,610.70 : x
  2. Step 2: Convert to fraction form
    83,538.38/125,356.53 = 33,610.70/x
  3. Step 3: Cross multiply
    83,538.38x = 125,356.53 × 33,610.70
  4. Step 4: Simplify right side
    83,538.38x = 4,213,320,722.87
  5. Step 5: Solve for x
    x = 4,213,320,722.87/83,538.38
  6. Step 6: Final answer
    x = 50,435.75

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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.