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Finding the Fourth Proportional to 236.91, 326.94 and 132.01

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Solution

The fourth proportional to 236.91, 326.94 and 132.01 is: 182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.91 : 326.94 = 132.01 : x
  2. Step 2: Convert to fraction form
    236.91/326.94 = 132.01/x
  3. Step 3: Cross multiply
    236.91x = 326.94 × 132.01
  4. Step 4: Simplify right side
    236.91x = 43,158.53
  5. Step 5: Solve for x
    x = 43,158.53/236.91
  6. Step 6: Final answer
    x = 182.17

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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.