Home / 383,016.20-574,524.30-102,561.80

Finding the Fourth Proportional to 383,016.20, 574,524.30 and 102,561.80

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Solution

The fourth proportional to 383,016.20, 574,524.30 and 102,561.80 is: 153,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,016.20 : 574,524.30 = 102,561.80 : x
  2. Step 2: Convert to fraction form
    383,016.20/574,524.30 = 102,561.80/x
  3. Step 3: Cross multiply
    383,016.20x = 574,524.30 × 102,561.80
  4. Step 4: Simplify right side
    383,016.20x = 58,924,246,351.74
  5. Step 5: Solve for x
    x = 58,924,246,351.74/383,016.20
  6. Step 6: Final answer
    x = 153,842.70

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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.