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Finding the Fourth Proportional to 95.80, 132.23 and 63.06

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Solution

The fourth proportional to 95.80, 132.23 and 63.06 is: 87.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.80 : 132.23 = 63.06 : x
  2. Step 2: Convert to fraction form
    95.80/132.23 = 63.06/x
  3. Step 3: Cross multiply
    95.80x = 132.23 × 63.06
  4. Step 4: Simplify right side
    95.80x = 8,337.45
  5. Step 5: Solve for x
    x = 8,337.45/95.80
  6. Step 6: Final answer
    x = 87.03

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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.