Home / 396,019.43-593,832.61-126,112.39

Finding the Fourth Proportional to 396,019.43, 593,832.61 and 126,112.39

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Solution

The fourth proportional to 396,019.43, 593,832.61 and 126,112.39 is: 189,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,019.43 : 593,832.61 = 126,112.39 : x
  2. Step 2: Convert to fraction form
    396,019.43/593,832.61 = 126,112.39/x
  3. Step 3: Cross multiply
    396,019.43x = 593,832.61 × 126,112.39
  4. Step 4: Simplify right side
    396,019.43x = 74,889,649,707.04
  5. Step 5: Solve for x
    x = 74,889,649,707.04/396,019.43
  6. Step 6: Final answer
    x = 189,106.00

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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.