Home / 327,857.24-491,786.73-91,199.94

Finding the Fourth Proportional to 327,857.24, 491,786.73 and 91,199.94

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Solution

The fourth proportional to 327,857.24, 491,786.73 and 91,199.94 is: 136,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,857.24 : 491,786.73 = 91,199.94 : x
  2. Step 2: Convert to fraction form
    327,857.24/491,786.73 = 91,199.94/x
  3. Step 3: Cross multiply
    327,857.24x = 491,786.73 × 91,199.94
  4. Step 4: Simplify right side
    327,857.24x = 44,850,920,268.80
  5. Step 5: Solve for x
    x = 44,850,920,268.80/327,857.24
  6. Step 6: Final answer
    x = 136,800.15

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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.