Home / 54,757.62-82,161.99-53,873.10

Finding the Fourth Proportional to 54,757.62, 82,161.99 and 53,873.10

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Solution

The fourth proportional to 54,757.62, 82,161.99 and 53,873.10 is: 80,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,757.62 : 82,161.99 = 53,873.10 : x
  2. Step 2: Convert to fraction form
    54,757.62/82,161.99 = 53,873.10/x
  3. Step 3: Cross multiply
    54,757.62x = 82,161.99 × 53,873.10
  4. Step 4: Simplify right side
    54,757.62x = 4,426,321,103.47
  5. Step 5: Solve for x
    x = 4,426,321,103.47/54,757.62
  6. Step 6: Final answer
    x = 80,834.80

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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.