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Finding the Fourth Proportional to 60.97, 84.13 and 35.10

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Solution

The fourth proportional to 60.97, 84.13 and 35.10 is: 48.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.97 : 84.13 = 35.10 : x
  2. Step 2: Convert to fraction form
    60.97/84.13 = 35.10/x
  3. Step 3: Cross multiply
    60.97x = 84.13 × 35.10
  4. Step 4: Simplify right side
    60.97x = 2,952.96
  5. Step 5: Solve for x
    x = 2,952.96/60.97
  6. Step 6: Final answer
    x = 48.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.