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Finding the Fourth Proportional to 48.06, 71.99 and 24.03

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Solution

The fourth proportional to 48.06, 71.99 and 24.03 is: 35.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.06 : 71.99 = 24.03 : x
  2. Step 2: Convert to fraction form
    48.06/71.99 = 24.03/x
  3. Step 3: Cross multiply
    48.06x = 71.99 × 24.03
  4. Step 4: Simplify right side
    48.06x = 1,729.62
  5. Step 5: Solve for x
    x = 1,729.62/48.06
  6. Step 6: Final answer
    x = 35.99

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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.