Home / 396,002.54-593,973.96-126,119.78

Finding the Fourth Proportional to 396,002.54, 593,973.96 and 126,119.78

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Solution

The fourth proportional to 396,002.54, 593,973.96 and 126,119.78 is: 189,170.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,002.54 : 593,973.96 = 126,119.78 : x
  2. Step 2: Convert to fraction form
    396,002.54/593,973.96 = 126,119.78/x
  3. Step 3: Cross multiply
    396,002.54x = 593,973.96 × 126,119.78
  4. Step 4: Simplify right side
    396,002.54x = 74,911,867,996.04
  5. Step 5: Solve for x
    x = 74,911,867,996.04/396,002.54
  6. Step 6: Final answer
    x = 189,170.17

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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.