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Finding the Fourth Proportional to 46.67, 64.43 and 35.81

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Solution

The fourth proportional to 46.67, 64.43 and 35.81 is: 49.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.67 : 64.43 = 35.81 : x
  2. Step 2: Convert to fraction form
    46.67/64.43 = 35.81/x
  3. Step 3: Cross multiply
    46.67x = 64.43 × 35.81
  4. Step 4: Simplify right side
    46.67x = 2,307.01
  5. Step 5: Solve for x
    x = 2,307.01/46.67
  6. Step 6: Final answer
    x = 49.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.