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Finding the Fourth Proportional to 168,892.73, 233,074.94 and 92,418.53

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Solution

The fourth proportional to 168,892.73, 233,074.94 and 92,418.53 is: 127,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,892.73 : 233,074.94 = 92,418.53 : x
  2. Step 2: Convert to fraction form
    168,892.73/233,074.94 = 92,418.53/x
  3. Step 3: Cross multiply
    168,892.73x = 233,074.94 × 92,418.53
  4. Step 4: Simplify right side
    168,892.73x = 21,540,442,581.20
  5. Step 5: Solve for x
    x = 21,540,442,581.20/168,892.73
  6. Step 6: Final answer
    x = 127,539.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.