Home / 396,024.90-593,840.82-126,117.86

Finding the Fourth Proportional to 396,024.90, 593,840.82 and 126,117.86

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Solution

The fourth proportional to 396,024.90, 593,840.82 and 126,117.86 is: 189,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,024.90 : 593,840.82 = 126,117.86 : x
  2. Step 2: Convert to fraction form
    396,024.90/593,840.82 = 126,117.86/x
  3. Step 3: Cross multiply
    396,024.90x = 593,840.82 × 126,117.86
  4. Step 4: Simplify right side
    396,024.90x = 74,893,933,399.05
  5. Step 5: Solve for x
    x = 74,893,933,399.05/396,024.90
  6. Step 6: Final answer
    x = 189,114.20

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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.