Home / 54,687.28-81,967.20-25,108.24

Finding the Fourth Proportional to 54,687.28, 81,967.20 and 25,108.24

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Solution

The fourth proportional to 54,687.28, 81,967.20 and 25,108.24 is: 37,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,687.28 : 81,967.20 = 25,108.24 : x
  2. Step 2: Convert to fraction form
    54,687.28/81,967.20 = 25,108.24/x
  3. Step 3: Cross multiply
    54,687.28x = 81,967.20 × 25,108.24
  4. Step 4: Simplify right side
    54,687.28x = 2,058,052,129.73
  5. Step 5: Solve for x
    x = 2,058,052,129.73/54,687.28
  6. Step 6: Final answer
    x = 37,633.10

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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.