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Finding the Fourth Proportional to 168,402.49, 252,469.56 and 97,244.35

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Solution

The fourth proportional to 168,402.49, 252,469.56 and 97,244.35 is: 145,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,402.49 : 252,469.56 = 97,244.35 : x
  2. Step 2: Convert to fraction form
    168,402.49/252,469.56 = 97,244.35/x
  3. Step 3: Cross multiply
    168,402.49x = 252,469.56 × 97,244.35
  4. Step 4: Simplify right side
    168,402.49x = 24,551,237,443.48
  5. Step 5: Solve for x
    x = 24,551,237,443.48/168,402.49
  6. Step 6: Final answer
    x = 145,789.04

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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.