Home / 54,542.28-81,821.63-17,094.03

Finding the Fourth Proportional to 54,542.28, 81,821.63 and 17,094.03

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Solution

The fourth proportional to 54,542.28, 81,821.63 and 17,094.03 is: 25,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,542.28 : 81,821.63 = 17,094.03 : x
  2. Step 2: Convert to fraction form
    54,542.28/81,821.63 = 17,094.03/x
  3. Step 3: Cross multiply
    54,542.28x = 81,821.63 × 17,094.03
  4. Step 4: Simplify right side
    54,542.28x = 1,398,661,397.87
  5. Step 5: Solve for x
    x = 1,398,661,397.87/54,542.28
  6. Step 6: Final answer
    x = 25,643.62

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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.