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Finding the Fourth Proportional to 46.63, 69.96 and 22.57

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Solution

The fourth proportional to 46.63, 69.96 and 22.57 is: 33.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.63 : 69.96 = 22.57 : x
  2. Step 2: Convert to fraction form
    46.63/69.96 = 22.57/x
  3. Step 3: Cross multiply
    46.63x = 69.96 × 22.57
  4. Step 4: Simplify right side
    46.63x = 1,579.00
  5. Step 5: Solve for x
    x = 1,579.00/46.63
  6. Step 6: Final answer
    x = 33.86

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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.