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Finding the Fourth Proportional to 168,192.63, 252,330.47 and 49,863.97

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Solution

The fourth proportional to 168,192.63, 252,330.47 and 49,863.97 is: 74,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,192.63 : 252,330.47 = 49,863.97 : x
  2. Step 2: Convert to fraction form
    168,192.63/252,330.47 = 49,863.97/x
  3. Step 3: Cross multiply
    168,192.63x = 252,330.47 × 49,863.97
  4. Step 4: Simplify right side
    168,192.63x = 12,582,197,819.89
  5. Step 5: Solve for x
    x = 12,582,197,819.89/168,192.63
  6. Step 6: Final answer
    x = 74,808.26

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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.