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Finding the Fourth Proportional to 107.34, 148.14 and 97.49

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Solution

The fourth proportional to 107.34, 148.14 and 97.49 is: 134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107.34 : 148.14 = 97.49 : x
  2. Step 2: Convert to fraction form
    107.34/148.14 = 97.49/x
  3. Step 3: Cross multiply
    107.34x = 148.14 × 97.49
  4. Step 4: Simplify right side
    107.34x = 14,441.43
  5. Step 5: Solve for x
    x = 14,441.43/107.34
  6. Step 6: Final answer
    x = 134.54

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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.