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Finding the Fourth Proportional to 168,540.46, 252,825.81 and 43,882.54

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Solution

The fourth proportional to 168,540.46, 252,825.81 and 43,882.54 is: 65,827.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,540.46 : 252,825.81 = 43,882.54 : x
  2. Step 2: Convert to fraction form
    168,540.46/252,825.81 = 43,882.54/x
  3. Step 3: Cross multiply
    168,540.46x = 252,825.81 × 43,882.54
  4. Step 4: Simplify right side
    168,540.46x = 11,094,638,720.36
  5. Step 5: Solve for x
    x = 11,094,638,720.36/168,540.46
  6. Step 6: Final answer
    x = 65,827.75

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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.