Home / 168,490.63-232,517.55-92,010.43

Finding the Fourth Proportional to 168,490.63, 232,517.55 and 92,010.43

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Solution

The fourth proportional to 168,490.63, 232,517.55 and 92,010.43 is: 126,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,490.63 : 232,517.55 = 92,010.43 : x
  2. Step 2: Convert to fraction form
    168,490.63/232,517.55 = 92,010.43/x
  3. Step 3: Cross multiply
    168,490.63x = 232,517.55 × 92,010.43
  4. Step 4: Simplify right side
    168,490.63x = 21,394,039,758.05
  5. Step 5: Solve for x
    x = 21,394,039,758.05/168,490.63
  6. Step 6: Final answer
    x = 126,974.66

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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.