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Finding the Fourth Proportional to 46.99, 70.44 and 27.73

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Solution

The fourth proportional to 46.99, 70.44 and 27.73 is: 41.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.99 : 70.44 = 27.73 : x
  2. Step 2: Convert to fraction form
    46.99/70.44 = 27.73/x
  3. Step 3: Cross multiply
    46.99x = 70.44 × 27.73
  4. Step 4: Simplify right side
    46.99x = 1,953.30
  5. Step 5: Solve for x
    x = 1,953.30/46.99
  6. Step 6: Final answer
    x = 41.57

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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.