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Finding the Fourth Proportional to 168,579.50, 252,906.21 and 63,398.48

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Solution

The fourth proportional to 168,579.50, 252,906.21 and 63,398.48 is: 95,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,579.50 : 252,906.21 = 63,398.48 : x
  2. Step 2: Convert to fraction form
    168,579.50/252,906.21 = 63,398.48/x
  3. Step 3: Cross multiply
    168,579.50x = 252,906.21 × 63,398.48
  4. Step 4: Simplify right side
    168,579.50x = 16,033,868,032.03
  5. Step 5: Solve for x
    x = 16,033,868,032.03/168,579.50
  6. Step 6: Final answer
    x = 95,111.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.