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Finding the Fourth Proportional to 122.02, 183.24 and 96.37

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Solution

The fourth proportional to 122.02, 183.24 and 96.37 is: 144.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122.02 : 183.24 = 96.37 : x
  2. Step 2: Convert to fraction form
    122.02/183.24 = 96.37/x
  3. Step 3: Cross multiply
    122.02x = 183.24 × 96.37
  4. Step 4: Simplify right side
    122.02x = 17,658.84
  5. Step 5: Solve for x
    x = 17,658.84/122.02
  6. Step 6: Final answer
    x = 144.72

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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.