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Finding the Fourth Proportional to 247.53, 371.36 and 93.46

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Solution

The fourth proportional to 247.53, 371.36 and 93.46 is: 140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.53 : 371.36 = 93.46 : x
  2. Step 2: Convert to fraction form
    247.53/371.36 = 93.46/x
  3. Step 3: Cross multiply
    247.53x = 371.36 × 93.46
  4. Step 4: Simplify right side
    247.53x = 34,705.74
  5. Step 5: Solve for x
    x = 34,705.74/247.53
  6. Step 6: Final answer
    x = 140.21

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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.