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Finding the Fourth Proportional to 233.38, 349.81 and 96.35

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Solution

The fourth proportional to 233.38, 349.81 and 96.35 is: 144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.38 : 349.81 = 96.35 : x
  2. Step 2: Convert to fraction form
    233.38/349.81 = 96.35/x
  3. Step 3: Cross multiply
    233.38x = 349.81 × 96.35
  4. Step 4: Simplify right side
    233.38x = 33,705.31
  5. Step 5: Solve for x
    x = 33,705.31/233.38
  6. Step 6: Final answer
    x = 144.42

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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.