Home / 106,183.20-159,162.96-53,481.92

Finding the Fourth Proportional to 106,183.20, 159,162.96 and 53,481.92

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Solution

The fourth proportional to 106,183.20, 159,162.96 and 53,481.92 is: 80,166.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,183.20 : 159,162.96 = 53,481.92 : x
  2. Step 2: Convert to fraction form
    106,183.20/159,162.96 = 53,481.92/x
  3. Step 3: Cross multiply
    106,183.20x = 159,162.96 × 53,481.92
  4. Step 4: Simplify right side
    106,183.20x = 8,512,340,693.68
  5. Step 5: Solve for x
    x = 8,512,340,693.68/106,183.20
  6. Step 6: Final answer
    x = 80,166.55

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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.