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Finding the Fourth Proportional to 205.84, 284.02 and 132.14

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Solution

The fourth proportional to 205.84, 284.02 and 132.14 is: 182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205.84 : 284.02 = 132.14 : x
  2. Step 2: Convert to fraction form
    205.84/284.02 = 132.14/x
  3. Step 3: Cross multiply
    205.84x = 284.02 × 132.14
  4. Step 4: Simplify right side
    205.84x = 37,530.40
  5. Step 5: Solve for x
    x = 37,530.40/205.84
  6. Step 6: Final answer
    x = 182.33

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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.