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Finding the Fourth Proportional to 114.24, 171.33 and 33.06

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Solution

The fourth proportional to 114.24, 171.33 and 33.06 is: 49.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.24 : 171.33 = 33.06 : x
  2. Step 2: Convert to fraction form
    114.24/171.33 = 33.06/x
  3. Step 3: Cross multiply
    114.24x = 171.33 × 33.06
  4. Step 4: Simplify right side
    114.24x = 5,664.17
  5. Step 5: Solve for x
    x = 5,664.17/114.24
  6. Step 6: Final answer
    x = 49.58

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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.