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Finding the Fourth Proportional to 168,112.52, 252,198.75 and 55,799.54

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Solution

The fourth proportional to 168,112.52, 252,198.75 and 55,799.54 is: 83,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,112.52 : 252,198.75 = 55,799.54 : x
  2. Step 2: Convert to fraction form
    168,112.52/252,198.75 = 55,799.54/x
  3. Step 3: Cross multiply
    168,112.52x = 252,198.75 × 55,799.54
  4. Step 4: Simplify right side
    168,112.52x = 14,072,574,238.58
  5. Step 5: Solve for x
    x = 14,072,574,238.58/168,112.52
  6. Step 6: Final answer
    x = 83,709.26

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1.5x scale

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.