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Finding the Fourth Proportional to 54,608.61, 81,927.23 and 17,167.17

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Solution

The fourth proportional to 54,608.61, 81,927.23 and 17,167.17 is: 25,755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,608.61 : 81,927.23 = 17,167.17 : x
  2. Step 2: Convert to fraction form
    54,608.61/81,927.23 = 17,167.17/x
  3. Step 3: Cross multiply
    54,608.61x = 81,927.23 × 17,167.17
  4. Step 4: Simplify right side
    54,608.61x = 1,406,458,599.20
  5. Step 5: Solve for x
    x = 1,406,458,599.20/54,608.61
  6. Step 6: Final answer
    x = 25,755.25

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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.