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Finding the Fourth Proportional to 48,863.94, 73,296.09 and 11,927.94

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Solution

The fourth proportional to 48,863.94, 73,296.09 and 11,927.94 is: 17,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,863.94 : 73,296.09 = 11,927.94 : x
  2. Step 2: Convert to fraction form
    48,863.94/73,296.09 = 11,927.94/x
  3. Step 3: Cross multiply
    48,863.94x = 73,296.09 × 11,927.94
  4. Step 4: Simplify right side
    48,863.94x = 874,271,363.75
  5. Step 5: Solve for x
    x = 874,271,363.75/48,863.94
  6. Step 6: Final answer
    x = 17,891.95

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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.