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Finding the Fourth Proportional to 49.17, 73.40 and 41.04

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Solution

The fourth proportional to 49.17, 73.40 and 41.04 is: 61.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.17 : 73.40 = 41.04 : x
  2. Step 2: Convert to fraction form
    49.17/73.40 = 41.04/x
  3. Step 3: Cross multiply
    49.17x = 73.40 × 41.04
  4. Step 4: Simplify right side
    49.17x = 3,012.13
  5. Step 5: Solve for x
    x = 3,012.13/49.17
  6. Step 6: Final answer
    x = 61.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.