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Finding the Fourth Proportional to 110.34, 152.27 and 71.00

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Solution

The fourth proportional to 110.34, 152.27 and 71.00 is: 97.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.34 : 152.27 = 71.00 : x
  2. Step 2: Convert to fraction form
    110.34/152.27 = 71.00/x
  3. Step 3: Cross multiply
    110.34x = 152.27 × 71.00
  4. Step 4: Simplify right side
    110.34x = 10,811.73
  5. Step 5: Solve for x
    x = 10,811.73/110.34
  6. Step 6: Final answer
    x = 97.99

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