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Finding the Fourth Proportional to 133.48, 184.17 and 96.83

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Solution

The fourth proportional to 133.48, 184.17 and 96.83 is: 133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.48 : 184.17 = 96.83 : x
  2. Step 2: Convert to fraction form
    133.48/184.17 = 96.83/x
  3. Step 3: Cross multiply
    133.48x = 184.17 × 96.83
  4. Step 4: Simplify right side
    133.48x = 17,833.31
  5. Step 5: Solve for x
    x = 17,833.31/133.48
  6. Step 6: Final answer
    x = 133.60

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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.