Home / 83,350.92-125,052.72-30,006.36

Finding the Fourth Proportional to 83,350.92, 125,052.72 and 30,006.36

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Solution

The fourth proportional to 83,350.92, 125,052.72 and 30,006.36 is: 45,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,350.92 : 125,052.72 = 30,006.36 : x
  2. Step 2: Convert to fraction form
    83,350.92/125,052.72 = 30,006.36/x
  3. Step 3: Cross multiply
    83,350.92x = 125,052.72 × 30,006.36
  4. Step 4: Simplify right side
    83,350.92x = 3,752,376,935.30
  5. Step 5: Solve for x
    x = 3,752,376,935.30/83,350.92
  6. Step 6: Final answer
    x = 45,019.02

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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.