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Finding the Fourth Proportional to 171,608.56, 236,819.88 and 104,540.56

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Solution

The fourth proportional to 171,608.56, 236,819.88 and 104,540.56 is: 144,266.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,608.56 : 236,819.88 = 104,540.56 : x
  2. Step 2: Convert to fraction form
    171,608.56/236,819.88 = 104,540.56/x
  3. Step 3: Cross multiply
    171,608.56x = 236,819.88 × 104,540.56
  4. Step 4: Simplify right side
    171,608.56x = 24,757,282,874.33
  5. Step 5: Solve for x
    x = 24,757,282,874.33/171,608.56
  6. Step 6: Final answer
    x = 144,266.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.