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Finding the Fourth Proportional to 49.17, 73.73 and 23.47

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Solution

The fourth proportional to 49.17, 73.73 and 23.47 is: 35.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.17 : 73.73 = 23.47 : x
  2. Step 2: Convert to fraction form
    49.17/73.73 = 23.47/x
  3. Step 3: Cross multiply
    49.17x = 73.73 × 23.47
  4. Step 4: Simplify right side
    49.17x = 1,730.19
  5. Step 5: Solve for x
    x = 1,730.19/49.17
  6. Step 6: Final answer
    x = 35.19

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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.