Home / 151,917.40-227,876.10-92,819.80

Finding the Fourth Proportional to 151,917.40, 227,876.10 and 92,819.80

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Solution

The fourth proportional to 151,917.40, 227,876.10 and 92,819.80 is: 139,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,917.40 : 227,876.10 = 92,819.80 : x
  2. Step 2: Convert to fraction form
    151,917.40/227,876.10 = 92,819.80/x
  3. Step 3: Cross multiply
    151,917.40x = 227,876.10 × 92,819.80
  4. Step 4: Simplify right side
    151,917.40x = 21,151,414,026.78
  5. Step 5: Solve for x
    x = 21,151,414,026.78/151,917.40
  6. Step 6: Final answer
    x = 139,229.70

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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.