Home / 54,505.16-81,757.54-15,062.20

Finding the Fourth Proportional to 54,505.16, 81,757.54 and 15,062.20

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Solution

The fourth proportional to 54,505.16, 81,757.54 and 15,062.20 is: 22,593.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,505.16 : 81,757.54 = 15,062.20 : x
  2. Step 2: Convert to fraction form
    54,505.16/81,757.54 = 15,062.20/x
  3. Step 3: Cross multiply
    54,505.16x = 81,757.54 × 15,062.20
  4. Step 4: Simplify right side
    54,505.16x = 1,231,448,418.99
  5. Step 5: Solve for x
    x = 1,231,448,418.99/54,505.16
  6. Step 6: Final answer
    x = 22,593.24

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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.