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Finding the Fourth Proportional to 236.06, 353.63 and 133.04

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Solution

The fourth proportional to 236.06, 353.63 and 133.04 is: 199.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.06 : 353.63 = 133.04 : x
  2. Step 2: Convert to fraction form
    236.06/353.63 = 133.04/x
  3. Step 3: Cross multiply
    236.06x = 353.63 × 133.04
  4. Step 4: Simplify right side
    236.06x = 47,045.17
  5. Step 5: Solve for x
    x = 47,045.17/236.06
  6. Step 6: Final answer
    x = 199.29

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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.