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Finding the Fourth Proportional to 30.71, 46.00 and 24.64

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Solution

The fourth proportional to 30.71, 46.00 and 24.64 is: 36.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30.71 : 46.00 = 24.64 : x
  2. Step 2: Convert to fraction form
    30.71/46.00 = 24.64/x
  3. Step 3: Cross multiply
    30.71x = 46.00 × 24.64
  4. Step 4: Simplify right side
    30.71x = 1,133.36
  5. Step 5: Solve for x
    x = 1,133.36/30.71
  6. Step 6: Final answer
    x = 36.90

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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.