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Finding the Fourth Proportional to 175.79, 263.77 and 163.17

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Solution

The fourth proportional to 175.79, 263.77 and 163.17 is: 244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.79 : 263.77 = 163.17 : x
  2. Step 2: Convert to fraction form
    175.79/263.77 = 163.17/x
  3. Step 3: Cross multiply
    175.79x = 263.77 × 163.17
  4. Step 4: Simplify right side
    175.79x = 43,039.35
  5. Step 5: Solve for x
    x = 43,039.35/175.79
  6. Step 6: Final answer
    x = 244.83

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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.