Home / 327,101.23-451,333.46-191,108.89

Finding the Fourth Proportional to 327,101.23, 451,333.46 and 191,108.89

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Solution

The fourth proportional to 327,101.23, 451,333.46 and 191,108.89 is: 263,691.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,101.23 : 451,333.46 = 191,108.89 : x
  2. Step 2: Convert to fraction form
    327,101.23/451,333.46 = 191,108.89/x
  3. Step 3: Cross multiply
    327,101.23x = 451,333.46 × 191,108.89
  4. Step 4: Simplify right side
    327,101.23x = 86,253,833,348.25
  5. Step 5: Solve for x
    x = 86,253,833,348.25/327,101.23
  6. Step 6: Final answer
    x = 263,691.56

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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.