Home / 218,395.28-327,673.04-92,067.32

Finding the Fourth Proportional to 218,395.28, 327,673.04 and 92,067.32

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Solution

The fourth proportional to 218,395.28, 327,673.04 and 92,067.32 is: 138,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,395.28 : 327,673.04 = 92,067.32 : x
  2. Step 2: Convert to fraction form
    218,395.28/327,673.04 = 92,067.32/x
  3. Step 3: Cross multiply
    218,395.28x = 327,673.04 × 92,067.32
  4. Step 4: Simplify right side
    218,395.28x = 30,167,978,629.05
  5. Step 5: Solve for x
    x = 30,167,978,629.05/218,395.28
  6. Step 6: Final answer
    x = 138,134.76

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1.5x scale

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.