Home / 57,616.28-86,424.42-18,177.38

Finding the Fourth Proportional to 57,616.28, 86,424.42 and 18,177.38

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Solution

The fourth proportional to 57,616.28, 86,424.42 and 18,177.38 is: 27,266.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,616.28 : 86,424.42 = 18,177.38 : x
  2. Step 2: Convert to fraction form
    57,616.28/86,424.42 = 18,177.38/x
  3. Step 3: Cross multiply
    57,616.28x = 86,424.42 × 18,177.38
  4. Step 4: Simplify right side
    57,616.28x = 1,570,969,523.62
  5. Step 5: Solve for x
    x = 1,570,969,523.62/57,616.28
  6. Step 6: Final answer
    x = 27,266.07

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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.