Home / 98,268.32-135,593.28-57,979.04

Finding the Fourth Proportional to 98,268.32, 135,593.28 and 57,979.04

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Solution

The fourth proportional to 98,268.32, 135,593.28 and 57,979.04 is: 80,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,268.32 : 135,593.28 = 57,979.04 : x
  2. Step 2: Convert to fraction form
    98,268.32/135,593.28 = 57,979.04/x
  3. Step 3: Cross multiply
    98,268.32x = 135,593.28 × 57,979.04
  4. Step 4: Simplify right side
    98,268.32x = 7,861,568,204.85
  5. Step 5: Solve for x
    x = 7,861,568,204.85/98,268.32
  6. Step 6: Final answer
    x = 80,001.04

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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.