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Finding the Fourth Proportional to 35.97, 54 and 34.53

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Solution

The fourth proportional to 35.97, 54 and 34.53 is: 51.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.97 : 54 = 34.53 : x
  2. Step 2: Convert to fraction form
    35.97/54 = 34.53/x
  3. Step 3: Cross multiply
    35.97x = 54 × 34.53
  4. Step 4: Simplify right side
    35.97x = 1,864.62
  5. Step 5: Solve for x
    x = 1,864.62/35.97
  6. Step 6: Final answer
    x = 51.84

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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.