Home / 327,883.24-491,727.66-140,851

Finding the Fourth Proportional to 327,883.24, 491,727.66 and 140,851

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Solution

The fourth proportional to 327,883.24, 491,727.66 and 140,851 is: 211,234.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,883.24 : 491,727.66 = 140,851 : x
  2. Step 2: Convert to fraction form
    327,883.24/491,727.66 = 140,851/x
  3. Step 3: Cross multiply
    327,883.24x = 491,727.66 × 140,851
  4. Step 4: Simplify right side
    327,883.24x = 69,260,332,638.66
  5. Step 5: Solve for x
    x = 69,260,332,638.66/327,883.24
  6. Step 6: Final answer
    x = 211,234.75

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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.