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Finding the Fourth Proportional to 19,846.41, 27,389.02 and 10,893.82

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Solution

The fourth proportional to 19,846.41, 27,389.02 and 10,893.82 is: 15,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.41 : 27,389.02 = 10,893.82 : x
  2. Step 2: Convert to fraction form
    19,846.41/27,389.02 = 10,893.82/x
  3. Step 3: Cross multiply
    19,846.41x = 27,389.02 × 10,893.82
  4. Step 4: Simplify right side
    19,846.41x = 298,371,053.86
  5. Step 5: Solve for x
    x = 298,371,053.86/19,846.41
  6. Step 6: Final answer
    x = 15,034.01

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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.