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Finding the Fourth Proportional to 19,796, 27,318 and 10,843.88

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Solution

The fourth proportional to 19,796, 27,318 and 10,843.88 is: 14,964.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796 : 27,318 = 10,843.88 : x
  2. Step 2: Convert to fraction form
    19,796/27,318 = 10,843.88/x
  3. Step 3: Cross multiply
    19,796x = 27,318 × 10,843.88
  4. Step 4: Simplify right side
    19,796x = 296,233,113.84
  5. Step 5: Solve for x
    x = 296,233,113.84/19,796
  6. Step 6: Final answer
    x = 14,964.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.