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Finding the Fourth Proportional to 48.04, 71.99 and 23.96

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Solution

The fourth proportional to 48.04, 71.99 and 23.96 is: 35.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.04 : 71.99 = 23.96 : x
  2. Step 2: Convert to fraction form
    48.04/71.99 = 23.96/x
  3. Step 3: Cross multiply
    48.04x = 71.99 × 23.96
  4. Step 4: Simplify right side
    48.04x = 1,724.76
  5. Step 5: Solve for x
    x = 1,724.76/48.04
  6. Step 6: Final answer
    x = 35.91

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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.