Home / 396,020.93-593,834.86-126,113.89

Finding the Fourth Proportional to 396,020.93, 593,834.86 and 126,113.89

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Solution

The fourth proportional to 396,020.93, 593,834.86 and 126,113.89 is: 189,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,020.93 : 593,834.86 = 126,113.89 : x
  2. Step 2: Convert to fraction form
    396,020.93/593,834.86 = 126,113.89/x
  3. Step 3: Cross multiply
    396,020.93x = 593,834.86 × 126,113.89
  4. Step 4: Simplify right side
    396,020.93x = 74,890,824,212.21
  5. Step 5: Solve for x
    x = 74,890,824,212.21/396,020.93
  6. Step 6: Final answer
    x = 189,108.25

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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.