Home / 57,291.68-85,939.85-27,290.49

Finding the Fourth Proportional to 57,291.68, 85,939.85 and 27,290.49

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Solution

The fourth proportional to 57,291.68, 85,939.85 and 27,290.49 is: 40,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,291.68 : 85,939.85 = 27,290.49 : x
  2. Step 2: Convert to fraction form
    57,291.68/85,939.85 = 27,290.49/x
  3. Step 3: Cross multiply
    57,291.68x = 85,939.85 × 27,290.49
  4. Step 4: Simplify right side
    57,291.68x = 2,345,340,972.96
  5. Step 5: Solve for x
    x = 2,345,340,972.96/57,291.68
  6. Step 6: Final answer
    x = 40,936.85

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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.