Home / 327,171.55-451,490.26-181,974.20

Finding the Fourth Proportional to 327,171.55, 451,490.26 and 181,974.20

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Solution

The fourth proportional to 327,171.55, 451,490.26 and 181,974.20 is: 251,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,171.55 : 451,490.26 = 181,974.20 : x
  2. Step 2: Convert to fraction form
    327,171.55/451,490.26 = 181,974.20/x
  3. Step 3: Cross multiply
    327,171.55x = 451,490.26 × 181,974.20
  4. Step 4: Simplify right side
    327,171.55x = 82,159,580,913.69
  5. Step 5: Solve for x
    x = 82,159,580,913.69/327,171.55
  6. Step 6: Final answer
    x = 251,120.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.