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Finding the Fourth Proportional to 18,864.24, 26,033.09 and 10,366.89

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Solution

The fourth proportional to 18,864.24, 26,033.09 and 10,366.89 is: 14,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,864.24 : 26,033.09 = 10,366.89 : x
  2. Step 2: Convert to fraction form
    18,864.24/26,033.09 = 10,366.89/x
  3. Step 3: Cross multiply
    18,864.24x = 26,033.09 × 10,366.89
  4. Step 4: Simplify right side
    18,864.24x = 269,882,128.56
  5. Step 5: Solve for x
    x = 269,882,128.56/18,864.24
  6. Step 6: Final answer
    x = 14,306.55

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