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Finding the Fourth Proportional to 73.60, 110.39 and 27.93

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Solution

The fourth proportional to 73.60, 110.39 and 27.93 is: 41.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.60 : 110.39 = 27.93 : x
  2. Step 2: Convert to fraction form
    73.60/110.39 = 27.93/x
  3. Step 3: Cross multiply
    73.60x = 110.39 × 27.93
  4. Step 4: Simplify right side
    73.60x = 3,083.19
  5. Step 5: Solve for x
    x = 3,083.19/73.60
  6. Step 6: Final answer
    x = 41.89

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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.