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Finding the Fourth Proportional to 73.25, 109.77 and 32.69

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Solution

The fourth proportional to 73.25, 109.77 and 32.69 is: 48.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.25 : 109.77 = 32.69 : x
  2. Step 2: Convert to fraction form
    73.25/109.77 = 32.69/x
  3. Step 3: Cross multiply
    73.25x = 109.77 × 32.69
  4. Step 4: Simplify right side
    73.25x = 3,588.38
  5. Step 5: Solve for x
    x = 3,588.38/73.25
  6. Step 6: Final answer
    x = 48.99

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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.