Home / 54,144.32-81,228.38-16,705.04

Finding the Fourth Proportional to 54,144.32, 81,228.38 and 16,705.04

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Solution

The fourth proportional to 54,144.32, 81,228.38 and 16,705.04 is: 25,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,144.32 : 81,228.38 = 16,705.04 : x
  2. Step 2: Convert to fraction form
    54,144.32/81,228.38 = 16,705.04/x
  3. Step 3: Cross multiply
    54,144.32x = 81,228.38 × 16,705.04
  4. Step 4: Simplify right side
    54,144.32x = 1,356,923,337.04
  5. Step 5: Solve for x
    x = 1,356,923,337.04/54,144.32
  6. Step 6: Final answer
    x = 25,061.23

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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.