Home / 140,546.80-194,012.28-95,286.76

Finding the Fourth Proportional to 140,546.80, 194,012.28 and 95,286.76

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Solution

The fourth proportional to 140,546.80, 194,012.28 and 95,286.76 is: 131,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,546.80 : 194,012.28 = 95,286.76 : x
  2. Step 2: Convert to fraction form
    140,546.80/194,012.28 = 95,286.76/x
  3. Step 3: Cross multiply
    140,546.80x = 194,012.28 × 95,286.76
  4. Step 4: Simplify right side
    140,546.80x = 18,486,801,561.41
  5. Step 5: Solve for x
    x = 18,486,801,561.41/140,546.80
  6. Step 6: Final answer
    x = 131,534.85

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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.