Home / 54,341.25-81,519.17-23,183.79

Finding the Fourth Proportional to 54,341.25, 81,519.17 and 23,183.79

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Solution

The fourth proportional to 54,341.25, 81,519.17 and 23,183.79 is: 34,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341.25 : 81,519.17 = 23,183.79 : x
  2. Step 2: Convert to fraction form
    54,341.25/81,519.17 = 23,183.79/x
  3. Step 3: Cross multiply
    54,341.25x = 81,519.17 × 23,183.79
  4. Step 4: Simplify right side
    54,341.25x = 1,889,923,202.34
  5. Step 5: Solve for x
    x = 1,889,923,202.34/54,341.25
  6. Step 6: Final answer
    x = 34,778.80

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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.