Home / 207,575.50-311,363.26-67,334.14

Finding the Fourth Proportional to 207,575.50, 311,363.26 and 67,334.14

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Solution

The fourth proportional to 207,575.50, 311,363.26 and 67,334.14 is: 101,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,575.50 : 311,363.26 = 67,334.14 : x
  2. Step 2: Convert to fraction form
    207,575.50/311,363.26 = 67,334.14/x
  3. Step 3: Cross multiply
    207,575.50x = 311,363.26 × 67,334.14
  4. Step 4: Simplify right side
    207,575.50x = 20,965,377,339.70
  5. Step 5: Solve for x
    x = 20,965,377,339.70/207,575.50
  6. Step 6: Final answer
    x = 101,001.21

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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.