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Finding the Fourth Proportional to 174.07, 240.20 and 96.44

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Solution

The fourth proportional to 174.07, 240.20 and 96.44 is: 133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.07 : 240.20 = 96.44 : x
  2. Step 2: Convert to fraction form
    174.07/240.20 = 96.44/x
  3. Step 3: Cross multiply
    174.07x = 240.20 × 96.44
  4. Step 4: Simplify right side
    174.07x = 23,164.89
  5. Step 5: Solve for x
    x = 23,164.89/174.07
  6. Step 6: Final answer
    x = 133.08

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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.