Home / 396,023.94-593,839.36-126,116.90

Finding the Fourth Proportional to 396,023.94, 593,839.36 and 126,116.90

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Solution

The fourth proportional to 396,023.94, 593,839.36 and 126,116.90 is: 189,112.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,023.94 : 593,839.36 = 126,116.90 : x
  2. Step 2: Convert to fraction form
    396,023.94/593,839.36 = 126,116.90/x
  3. Step 3: Cross multiply
    396,023.94x = 593,839.36 × 126,116.90
  4. Step 4: Simplify right side
    396,023.94x = 74,893,179,181.18
  5. Step 5: Solve for x
    x = 74,893,179,181.18/396,023.94
  6. Step 6: Final answer
    x = 189,112.76

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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.