Home / 168,020.97-252,004.11-68,177.13

Finding the Fourth Proportional to 168,020.97, 252,004.11 and 68,177.13

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Solution

The fourth proportional to 168,020.97, 252,004.11 and 68,177.13 is: 102,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,020.97 : 252,004.11 = 68,177.13 : x
  2. Step 2: Convert to fraction form
    168,020.97/252,004.11 = 68,177.13/x
  3. Step 3: Cross multiply
    168,020.97x = 252,004.11 × 68,177.13
  4. Step 4: Simplify right side
    168,020.97x = 17,180,916,150.82
  5. Step 5: Solve for x
    x = 17,180,916,150.82/168,020.97
  6. Step 6: Final answer
    x = 102,254.60

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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.