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Finding the Fourth Proportional to 173.39, 260.12 and 96.44

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Solution

The fourth proportional to 173.39, 260.12 and 96.44 is: 144.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.39 : 260.12 = 96.44 : x
  2. Step 2: Convert to fraction form
    173.39/260.12 = 96.44/x
  3. Step 3: Cross multiply
    173.39x = 260.12 × 96.44
  4. Step 4: Simplify right side
    173.39x = 25,085.49
  5. Step 5: Solve for x
    x = 25,085.49/173.39
  6. Step 6: Final answer
    x = 144.68

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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.