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Finding the Fourth Proportional to 179,325.64, 268,910.64 and 60,965.20

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Solution

The fourth proportional to 179,325.64, 268,910.64 and 60,965.20 is: 91,421.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,325.64 : 268,910.64 = 60,965.20 : x
  2. Step 2: Convert to fraction form
    179,325.64/268,910.64 = 60,965.20/x
  3. Step 3: Cross multiply
    179,325.64x = 268,910.64 × 60,965.20
  4. Step 4: Simplify right side
    179,325.64x = 16,394,190,949.73
  5. Step 5: Solve for x
    x = 16,394,190,949.73/179,325.64
  6. Step 6: Final answer
    x = 91,421.34

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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.