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Finding the Fourth Proportional to 170.00, 236.16 and 168.33

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Solution

The fourth proportional to 170.00, 236.16 and 168.33 is: 233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.00 : 236.16 = 168.33 : x
  2. Step 2: Convert to fraction form
    170.00/236.16 = 168.33/x
  3. Step 3: Cross multiply
    170.00x = 236.16 × 168.33
  4. Step 4: Simplify right side
    170.00x = 39,752.81
  5. Step 5: Solve for x
    x = 39,752.81/170.00
  6. Step 6: Final answer
    x = 233.85

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.