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Finding the Fourth Proportional to 173.29, 259.92 and 63.56

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Solution

The fourth proportional to 173.29, 259.92 and 63.56 is: 95.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.29 : 259.92 = 63.56 : x
  2. Step 2: Convert to fraction form
    173.29/259.92 = 63.56/x
  3. Step 3: Cross multiply
    173.29x = 259.92 × 63.56
  4. Step 4: Simplify right side
    173.29x = 16,519.22
  5. Step 5: Solve for x
    x = 16,519.22/173.29
  6. Step 6: Final answer
    x = 95.33

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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.