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Finding the Fourth Proportional to 133.38, 184.09 and 95.59

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Solution

The fourth proportional to 133.38, 184.09 and 95.59 is: 131.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.38 : 184.09 = 95.59 : x
  2. Step 2: Convert to fraction form
    133.38/184.09 = 95.59/x
  3. Step 3: Cross multiply
    133.38x = 184.09 × 95.59
  4. Step 4: Simplify right side
    133.38x = 17,597.16
  5. Step 5: Solve for x
    x = 17,597.16/133.38
  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.