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Finding the Fourth Proportional to 168,812.27, 252,789.88 and 101,301.86

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Solution

The fourth proportional to 168,812.27, 252,789.88 and 101,301.86 is: 151,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,812.27 : 252,789.88 = 101,301.86 : x
  2. Step 2: Convert to fraction form
    168,812.27/252,789.88 = 101,301.86/x
  3. Step 3: Cross multiply
    168,812.27x = 252,789.88 × 101,301.86
  4. Step 4: Simplify right side
    168,812.27x = 25,608,085,033.18
  5. Step 5: Solve for x
    x = 25,608,085,033.18/168,812.27
  6. Step 6: Final answer
    x = 151,695.64

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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.