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Finding the Fourth Proportional to 168,383.04, 252,508.56 and 63,144.64

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Solution

The fourth proportional to 168,383.04, 252,508.56 and 63,144.64 is: 94,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,383.04 : 252,508.56 = 63,144.64 : x
  2. Step 2: Convert to fraction form
    168,383.04/252,508.56 = 63,144.64/x
  3. Step 3: Cross multiply
    168,383.04x = 252,508.56 × 63,144.64
  4. Step 4: Simplify right side
    168,383.04x = 15,944,562,118.12
  5. Step 5: Solve for x
    x = 15,944,562,118.12/168,383.04
  6. Step 6: Final answer
    x = 94,692.21

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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.