Home / 54,924.48-82,321.92-25,315.20

Finding the Fourth Proportional to 54,924.48, 82,321.92 and 25,315.20

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Solution

The fourth proportional to 54,924.48, 82,321.92 and 25,315.20 is: 37,942.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924.48 : 82,321.92 = 25,315.20 : x
  2. Step 2: Convert to fraction form
    54,924.48/82,321.92 = 25,315.20/x
  3. Step 3: Cross multiply
    54,924.48x = 82,321.92 × 25,315.20
  4. Step 4: Simplify right side
    54,924.48x = 2,083,995,869.18
  5. Step 5: Solve for x
    x = 2,083,995,869.18/54,924.48
  6. Step 6: Final answer
    x = 37,942.93

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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.