Home / 54,608.03-81,915.56-17,169.55

Finding the Fourth Proportional to 54,608.03, 81,915.56 and 17,169.55

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Solution

The fourth proportional to 54,608.03, 81,915.56 and 17,169.55 is: 25,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,608.03 : 81,915.56 = 17,169.55 : x
  2. Step 2: Convert to fraction form
    54,608.03/81,915.56 = 17,169.55/x
  3. Step 3: Cross multiply
    54,608.03x = 81,915.56 × 17,169.55
  4. Step 4: Simplify right side
    54,608.03x = 1,406,453,586.01
  5. Step 5: Solve for x
    x = 1,406,453,586.01/54,608.03
  6. Step 6: Final answer
    x = 25,755.43

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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.