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Finding the Fourth Proportional to 35.98, 53.91 and 22.41

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Solution

The fourth proportional to 35.98, 53.91 and 22.41 is: 33.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.98 : 53.91 = 22.41 : x
  2. Step 2: Convert to fraction form
    35.98/53.91 = 22.41/x
  3. Step 3: Cross multiply
    35.98x = 53.91 × 22.41
  4. Step 4: Simplify right side
    35.98x = 1,208.12
  5. Step 5: Solve for x
    x = 1,208.12/35.98
  6. Step 6: Final answer
    x = 33.58

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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.