Home / 263,996.92-396,192.20-106,226.72

Finding the Fourth Proportional to 263,996.92, 396,192.20 and 106,226.72

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Solution

The fourth proportional to 263,996.92, 396,192.20 and 106,226.72 is: 159,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,996.92 : 396,192.20 = 106,226.72 : x
  2. Step 2: Convert to fraction form
    263,996.92/396,192.20 = 106,226.72/x
  3. Step 3: Cross multiply
    263,996.92x = 396,192.20 × 106,226.72
  4. Step 4: Simplify right side
    263,996.92x = 42,086,197,895.58
  5. Step 5: Solve for x
    x = 42,086,197,895.58/263,996.92
  6. Step 6: Final answer
    x = 159,419.28

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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.