Home / 263,997.90-396,193.68-106,227.72

Finding the Fourth Proportional to 263,997.90, 396,193.68 and 106,227.72

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Solution

The fourth proportional to 263,997.90, 396,193.68 and 106,227.72 is: 159,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,997.90 : 396,193.68 = 106,227.72 : x
  2. Step 2: Convert to fraction form
    263,997.90/396,193.68 = 106,227.72/x
  3. Step 3: Cross multiply
    263,997.90x = 396,193.68 × 106,227.72
  4. Step 4: Simplify right side
    263,997.90x = 42,086,751,304.81
  5. Step 5: Solve for x
    x = 42,086,751,304.81/263,997.90
  6. Step 6: Final answer
    x = 159,420.78

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1.5x scale

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.