Home / 54,531.88-81,798.84-17,091.12

Finding the Fourth Proportional to 54,531.88, 81,798.84 and 17,091.12

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Solution

The fourth proportional to 54,531.88, 81,798.84 and 17,091.12 is: 25,637.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.88 : 81,798.84 = 17,091.12 : x
  2. Step 2: Convert to fraction form
    54,531.88/81,798.84 = 17,091.12/x
  3. Step 3: Cross multiply
    54,531.88x = 81,798.84 × 17,091.12
  4. Step 4: Simplify right side
    54,531.88x = 1,398,033,747.57
  5. Step 5: Solve for x
    x = 1,398,033,747.57/54,531.88
  6. Step 6: Final answer
    x = 25,637.00

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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.