Home / 57,331.80-85,997.70-27,807.30

Finding the Fourth Proportional to 57,331.80, 85,997.70 and 27,807.30

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Solution

The fourth proportional to 57,331.80, 85,997.70 and 27,807.30 is: 41,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,331.80 : 85,997.70 = 27,807.30 : x
  2. Step 2: Convert to fraction form
    57,331.80/85,997.70 = 27,807.30/x
  3. Step 3: Cross multiply
    57,331.80x = 85,997.70 × 27,807.30
  4. Step 4: Simplify right side
    57,331.80x = 2,391,363,843.21
  5. Step 5: Solve for x
    x = 2,391,363,843.21/57,331.80
  6. Step 6: Final answer
    x = 41,710.95

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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.