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Finding the Fourth Proportional to 173.65, 260.37 and 63.94

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Solution

The fourth proportional to 173.65, 260.37 and 63.94 is: 95.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.65 : 260.37 = 63.94 : x
  2. Step 2: Convert to fraction form
    173.65/260.37 = 63.94/x
  3. Step 3: Cross multiply
    173.65x = 260.37 × 63.94
  4. Step 4: Simplify right side
    173.65x = 16,648.06
  5. Step 5: Solve for x
    x = 16,648.06/173.65
  6. Step 6: Final answer
    x = 95.87

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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.