Home / 83,194.38-124,792.11-33,278.70

Finding the Fourth Proportional to 83,194.38, 124,792.11 and 33,278.70

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Solution

The fourth proportional to 83,194.38, 124,792.11 and 33,278.70 is: 49,918.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,194.38 : 124,792.11 = 33,278.70 : x
  2. Step 2: Convert to fraction form
    83,194.38/124,792.11 = 33,278.70/x
  3. Step 3: Cross multiply
    83,194.38x = 124,792.11 × 33,278.70
  4. Step 4: Simplify right side
    83,194.38x = 4,152,919,191.06
  5. Step 5: Solve for x
    x = 4,152,919,191.06/83,194.38
  6. Step 6: Final answer
    x = 49,918.27

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1.5x scale

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.