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Finding the Fourth Proportional to 26,727, 40,092.66 and 8,259

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Solution

The fourth proportional to 26,727, 40,092.66 and 8,259 is: 12,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727 : 40,092.66 = 8,259 : x
  2. Step 2: Convert to fraction form
    26,727/40,092.66 = 8,259/x
  3. Step 3: Cross multiply
    26,727x = 40,092.66 × 8,259
  4. Step 4: Simplify right side
    26,727x = 331,125,278.94
  5. Step 5: Solve for x
    x = 331,125,278.94/26,727
  6. Step 6: Final answer
    x = 12,389.17

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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.