Home / 83,742.32-125,581.32-33,805.04

Finding the Fourth Proportional to 83,742.32, 125,581.32 and 33,805.04

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Solution

The fourth proportional to 83,742.32, 125,581.32 and 33,805.04 is: 50,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,742.32 : 125,581.32 = 33,805.04 : x
  2. Step 2: Convert to fraction form
    83,742.32/125,581.32 = 33,805.04/x
  3. Step 3: Cross multiply
    83,742.32x = 125,581.32 × 33,805.04
  4. Step 4: Simplify right side
    83,742.32x = 4,245,281,545.85
  5. Step 5: Solve for x
    x = 4,245,281,545.85/83,742.32
  6. Step 6: Final answer
    x = 50,694.58

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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.