Home / 271,972.37-408,092.21-122,318.39

Finding the Fourth Proportional to 271,972.37, 408,092.21 and 122,318.39

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Solution

The fourth proportional to 271,972.37, 408,092.21 and 122,318.39 is: 183,537.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,972.37 : 408,092.21 = 122,318.39 : x
  2. Step 2: Convert to fraction form
    271,972.37/408,092.21 = 122,318.39/x
  3. Step 3: Cross multiply
    271,972.37x = 408,092.21 × 122,318.39
  4. Step 4: Simplify right side
    271,972.37x = 49,917,179,446.69
  5. Step 5: Solve for x
    x = 49,917,179,446.69/271,972.37
  6. Step 6: Final answer
    x = 183,537.69

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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.