Home / 57,498.41-86,251.25-18,057.08

Finding the Fourth Proportional to 57,498.41, 86,251.25 and 18,057.08

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Solution

The fourth proportional to 57,498.41, 86,251.25 and 18,057.08 is: 27,086.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,498.41 : 86,251.25 = 18,057.08 : x
  2. Step 2: Convert to fraction form
    57,498.41/86,251.25 = 18,057.08/x
  3. Step 3: Cross multiply
    57,498.41x = 86,251.25 × 18,057.08
  4. Step 4: Simplify right side
    57,498.41x = 1,557,445,982.12
  5. Step 5: Solve for x
    x = 1,557,445,982.12/57,498.41
  6. Step 6: Final answer
    x = 27,086.76

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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.