Home / 394,060.01-591,173.03-127,799.76

Finding the Fourth Proportional to 394,060.01, 591,173.03 and 127,799.76

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Solution

The fourth proportional to 394,060.01, 591,173.03 and 127,799.76 is: 191,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,060.01 : 591,173.03 = 127,799.76 : x
  2. Step 2: Convert to fraction form
    394,060.01/591,173.03 = 127,799.76/x
  3. Step 3: Cross multiply
    394,060.01x = 591,173.03 × 127,799.76
  4. Step 4: Simplify right side
    394,060.01x = 75,551,770,713.47
  5. Step 5: Solve for x
    x = 75,551,770,713.47/394,060.01
  6. Step 6: Final answer
    x = 191,726.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.