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Finding the Fourth Proportional to 168,437.52, 252,645.48 and 63,247.44

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Solution

The fourth proportional to 168,437.52, 252,645.48 and 63,247.44 is: 94,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,437.52 : 252,645.48 = 63,247.44 : x
  2. Step 2: Convert to fraction form
    168,437.52/252,645.48 = 63,247.44/x
  3. Step 3: Cross multiply
    168,437.52x = 252,645.48 × 63,247.44
  4. Step 4: Simplify right side
    168,437.52x = 15,979,179,837.57
  5. Step 5: Solve for x
    x = 15,979,179,837.57/168,437.52
  6. Step 6: Final answer
    x = 94,867.10

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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.