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Finding the Fourth Proportional to 73.34, 109.83 and 46.22

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Solution

The fourth proportional to 73.34, 109.83 and 46.22 is: 69.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.34 : 109.83 = 46.22 : x
  2. Step 2: Convert to fraction form
    73.34/109.83 = 46.22/x
  3. Step 3: Cross multiply
    73.34x = 109.83 × 46.22
  4. Step 4: Simplify right side
    73.34x = 5,076.34
  5. Step 5: Solve for x
    x = 5,076.34/73.34
  6. Step 6: Final answer
    x = 69.22

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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.