Home / 178,949.87-268,227.97-73,711.43

Finding the Fourth Proportional to 178,949.87, 268,227.97 and 73,711.43

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Solution

The fourth proportional to 178,949.87, 268,227.97 and 73,711.43 is: 110,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,949.87 : 268,227.97 = 73,711.43 : x
  2. Step 2: Convert to fraction form
    178,949.87/268,227.97 = 73,711.43/x
  3. Step 3: Cross multiply
    178,949.87x = 268,227.97 × 73,711.43
  4. Step 4: Simplify right side
    178,949.87x = 19,771,467,234.70
  5. Step 5: Solve for x
    x = 19,771,467,234.70/178,949.87
  6. Step 6: Final answer
    x = 110,486.07

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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.