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Finding the Fourth Proportional to 95.99, 132.57 and 68.45

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Solution

The fourth proportional to 95.99, 132.57 and 68.45 is: 94.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.99 : 132.57 = 68.45 : x
  2. Step 2: Convert to fraction form
    95.99/132.57 = 68.45/x
  3. Step 3: Cross multiply
    95.99x = 132.57 × 68.45
  4. Step 4: Simplify right side
    95.99x = 9,073.75
  5. Step 5: Solve for x
    x = 9,073.75/95.99
  6. Step 6: Final answer
    x = 94.53

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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.