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Finding the Fourth Proportional to 96.77, 145.16 and 32.63

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Solution

The fourth proportional to 96.77, 145.16 and 32.63 is: 48.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.77 : 145.16 = 32.63 : x
  2. Step 2: Convert to fraction form
    96.77/145.16 = 32.63/x
  3. Step 3: Cross multiply
    96.77x = 145.16 × 32.63
  4. Step 4: Simplify right side
    96.77x = 4,735.93
  5. Step 5: Solve for x
    x = 4,735.93/96.77
  6. Step 6: Final answer
    x = 48.94

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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.