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Finding the Fourth Proportional to 67.55, 101.25 and 35.06

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Solution

The fourth proportional to 67.55, 101.25 and 35.06 is: 52.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67.55 : 101.25 = 35.06 : x
  2. Step 2: Convert to fraction form
    67.55/101.25 = 35.06/x
  3. Step 3: Cross multiply
    67.55x = 101.25 × 35.06
  4. Step 4: Simplify right side
    67.55x = 3,549.32
  5. Step 5: Solve for x
    x = 3,549.32/67.55
  6. Step 6: Final answer
    x = 52.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.