Home / 168,193.06-232,103.44-91,712.75

Finding the Fourth Proportional to 168,193.06, 232,103.44 and 91,712.75

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Solution

The fourth proportional to 168,193.06, 232,103.44 and 91,712.75 is: 126,561.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,193.06 : 232,103.44 = 91,712.75 : x
  2. Step 2: Convert to fraction form
    168,193.06/232,103.44 = 91,712.75/x
  3. Step 3: Cross multiply
    168,193.06x = 232,103.44 × 91,712.75
  4. Step 4: Simplify right side
    168,193.06x = 21,286,844,766.86
  5. Step 5: Solve for x
    x = 21,286,844,766.86/168,193.06
  6. Step 6: Final answer
    x = 126,561.97

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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.