Home / 168,049.13-231,912.65-92,602.49

Finding the Fourth Proportional to 168,049.13, 231,912.65 and 92,602.49

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Solution

The fourth proportional to 168,049.13, 231,912.65 and 92,602.49 is: 127,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,049.13 : 231,912.65 = 92,602.49 : x
  2. Step 2: Convert to fraction form
    168,049.13/231,912.65 = 92,602.49/x
  3. Step 3: Cross multiply
    168,049.13x = 231,912.65 × 92,602.49
  4. Step 4: Simplify right side
    168,049.13x = 21,475,687,924.44
  5. Step 5: Solve for x
    x = 21,475,687,924.44/168,049.13
  6. Step 6: Final answer
    x = 127,794.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.