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Finding the Fourth Proportional to 146.64, 220.08 and 101.10

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Solution

The fourth proportional to 146.64, 220.08 and 101.10 is: 151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.64 : 220.08 = 101.10 : x
  2. Step 2: Convert to fraction form
    146.64/220.08 = 101.10/x
  3. Step 3: Cross multiply
    146.64x = 220.08 × 101.10
  4. Step 4: Simplify right side
    146.64x = 22,250.09
  5. Step 5: Solve for x
    x = 22,250.09/146.64
  6. Step 6: Final answer
    x = 151.73

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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.