Home / 54,550.12-81,825.19-15,107.24

Finding the Fourth Proportional to 54,550.12, 81,825.19 and 15,107.24

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Solution

The fourth proportional to 54,550.12, 81,825.19 and 15,107.24 is: 22,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,550.12 : 81,825.19 = 15,107.24 : x
  2. Step 2: Convert to fraction form
    54,550.12/81,825.19 = 15,107.24/x
  3. Step 3: Cross multiply
    54,550.12x = 81,825.19 × 15,107.24
  4. Step 4: Simplify right side
    54,550.12x = 1,236,152,783.38
  5. Step 5: Solve for x
    x = 1,236,152,783.38/54,550.12
  6. Step 6: Final answer
    x = 22,660.86

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Similar ratio
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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.