Home / 54,004.04-81,023.82-25,553.21

Finding the Fourth Proportional to 54,004.04, 81,023.82 and 25,553.21

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Solution

The fourth proportional to 54,004.04, 81,023.82 and 25,553.21 is: 38,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004.04 : 81,023.82 = 25,553.21 : x
  2. Step 2: Convert to fraction form
    54,004.04/81,023.82 = 25,553.21/x
  3. Step 3: Cross multiply
    54,004.04x = 81,023.82 × 25,553.21
  4. Step 4: Simplify right side
    54,004.04x = 2,070,418,687.46
  5. Step 5: Solve for x
    x = 2,070,418,687.46/54,004.04
  6. Step 6: Final answer
    x = 38,338.22

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1.5x scale

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.