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Finding the Fourth Proportional to 64.33, 96.46 and 35.44

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Solution

The fourth proportional to 64.33, 96.46 and 35.44 is: 53.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64.33 : 96.46 = 35.44 : x
  2. Step 2: Convert to fraction form
    64.33/96.46 = 35.44/x
  3. Step 3: Cross multiply
    64.33x = 96.46 × 35.44
  4. Step 4: Simplify right side
    64.33x = 3,418.21
  5. Step 5: Solve for x
    x = 3,418.21/64.33
  6. Step 6: Final answer
    x = 53.14

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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.