Home / 168,262.06-252,440.78-68,493.85

Finding the Fourth Proportional to 168,262.06, 252,440.78 and 68,493.85

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Solution

The fourth proportional to 168,262.06, 252,440.78 and 68,493.85 is: 102,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,262.06 : 252,440.78 = 68,493.85 : x
  2. Step 2: Convert to fraction form
    168,262.06/252,440.78 = 68,493.85/x
  3. Step 3: Cross multiply
    168,262.06x = 252,440.78 × 68,493.85
  4. Step 4: Simplify right side
    168,262.06x = 17,290,640,919.20
  5. Step 5: Solve for x
    x = 17,290,640,919.20/168,262.06
  6. Step 6: Final answer
    x = 102,760.19

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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.