Home / 54,231.56-81,355.44-16,795

Finding the Fourth Proportional to 54,231.56, 81,355.44 and 16,795

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Solution

The fourth proportional to 54,231.56, 81,355.44 and 16,795 is: 25,195.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,231.56 : 81,355.44 = 16,795 : x
  2. Step 2: Convert to fraction form
    54,231.56/81,355.44 = 16,795/x
  3. Step 3: Cross multiply
    54,231.56x = 81,355.44 × 16,795
  4. Step 4: Simplify right side
    54,231.56x = 1,366,364,614.80
  5. Step 5: Solve for x
    x = 1,366,364,614.80/54,231.56
  6. Step 6: Final answer
    x = 25,195.01

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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.