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Finding the Fourth Proportional to 49.71, 74.60 and 24.03

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Solution

The fourth proportional to 49.71, 74.60 and 24.03 is: 36.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.71 : 74.60 = 24.03 : x
  2. Step 2: Convert to fraction form
    49.71/74.60 = 24.03/x
  3. Step 3: Cross multiply
    49.71x = 74.60 × 24.03
  4. Step 4: Simplify right side
    49.71x = 1,792.64
  5. Step 5: Solve for x
    x = 1,792.64/49.71
  6. Step 6: Final answer
    x = 36.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.