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Finding the Fourth Proportional to 168,448.73, 252,454.57 and 68,492.57

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Solution

The fourth proportional to 168,448.73, 252,454.57 and 68,492.57 is: 102,650.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,448.73 : 252,454.57 = 68,492.57 : x
  2. Step 2: Convert to fraction form
    168,448.73/252,454.57 = 68,492.57/x
  3. Step 3: Cross multiply
    168,448.73x = 252,454.57 × 68,492.57
  4. Step 4: Simplify right side
    168,448.73x = 17,291,260,874.04
  5. Step 5: Solve for x
    x = 17,291,260,874.04/168,448.73
  6. Step 6: Final answer
    x = 102,650.00

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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.