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Finding the Fourth Proportional to 173.22, 239.04 and 95.60

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Solution

The fourth proportional to 173.22, 239.04 and 95.60 is: 131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.22 : 239.04 = 95.60 : x
  2. Step 2: Convert to fraction form
    173.22/239.04 = 95.60/x
  3. Step 3: Cross multiply
    173.22x = 239.04 × 95.60
  4. Step 4: Simplify right side
    173.22x = 22,852.22
  5. Step 5: Solve for x
    x = 22,852.22/173.22
  6. Step 6: Final answer
    x = 131.93

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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.