Home / 344,997.20-517,517.76-108,349.22

Finding the Fourth Proportional to 344,997.20, 517,517.76 and 108,349.22

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Solution

The fourth proportional to 344,997.20, 517,517.76 and 108,349.22 is: 162,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,997.20 : 517,517.76 = 108,349.22 : x
  2. Step 2: Convert to fraction form
    344,997.20/517,517.76 = 108,349.22/x
  3. Step 3: Cross multiply
    344,997.20x = 517,517.76 × 108,349.22
  4. Step 4: Simplify right side
    344,997.20x = 56,072,645,632.15
  5. Step 5: Solve for x
    x = 56,072,645,632.15/344,997.20
  6. Step 6: Final answer
    x = 162,530.73

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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.