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Finding the Fourth Proportional to 46.66, 70.36 and 43.99

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Solution

The fourth proportional to 46.66, 70.36 and 43.99 is: 66.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.66 : 70.36 = 43.99 : x
  2. Step 2: Convert to fraction form
    46.66/70.36 = 43.99/x
  3. Step 3: Cross multiply
    46.66x = 70.36 × 43.99
  4. Step 4: Simplify right side
    46.66x = 3,095.14
  5. Step 5: Solve for x
    x = 3,095.14/46.66
  6. Step 6: Final answer
    x = 66.33

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.