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Finding the Fourth Proportional to 168,551.43, 252,792.92 and 61,898.73

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Solution

The fourth proportional to 168,551.43, 252,792.92 and 61,898.73 is: 92,835.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,551.43 : 252,792.92 = 61,898.73 : x
  2. Step 2: Convert to fraction form
    168,551.43/252,792.92 = 61,898.73/x
  3. Step 3: Cross multiply
    168,551.43x = 252,792.92 × 61,898.73
  4. Step 4: Simplify right side
    168,551.43x = 15,647,560,391.50
  5. Step 5: Solve for x
    x = 15,647,560,391.50/168,551.43
  6. Step 6: Final answer
    x = 92,835.52

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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.