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Finding the Fourth Proportional to 174.32, 240.55 and 95.63

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Solution

The fourth proportional to 174.32, 240.55 and 95.63 is: 131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.32 : 240.55 = 95.63 : x
  2. Step 2: Convert to fraction form
    174.32/240.55 = 95.63/x
  3. Step 3: Cross multiply
    174.32x = 240.55 × 95.63
  4. Step 4: Simplify right side
    174.32x = 23,004.92
  5. Step 5: Solve for x
    x = 23,004.92/174.32
  6. Step 6: Final answer
    x = 131.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.