Home / 168,086.40-231,957.84-92,634.96

Finding the Fourth Proportional to 168,086.40, 231,957.84 and 92,634.96

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Solution

The fourth proportional to 168,086.40, 231,957.84 and 92,634.96 is: 127,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,086.40 : 231,957.84 = 92,634.96 : x
  2. Step 2: Convert to fraction form
    168,086.40/231,957.84 = 92,634.96/x
  3. Step 3: Cross multiply
    168,086.40x = 231,957.84 × 92,634.96
  4. Step 4: Simplify right side
    168,086.40x = 21,487,405,230.09
  5. Step 5: Solve for x
    x = 21,487,405,230.09/168,086.40
  6. Step 6: Final answer
    x = 127,835.48

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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.