Home / 168,086.43-231,959.27-92,634.93

Finding the Fourth Proportional to 168,086.43, 231,959.27 and 92,634.93

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Solution

The fourth proportional to 168,086.43, 231,959.27 and 92,634.93 is: 127,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,086.43 : 231,959.27 = 92,634.93 : x
  2. Step 2: Convert to fraction form
    168,086.43/231,959.27 = 92,634.93/x
  3. Step 3: Cross multiply
    168,086.43x = 231,959.27 × 92,634.93
  4. Step 4: Simplify right side
    168,086.43x = 21,487,530,970.89
  5. Step 5: Solve for x
    x = 21,487,530,970.89/168,086.43
  6. Step 6: Final answer
    x = 127,836.20

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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.