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Finding the Fourth Proportional to 19,589.84, 27,034.26 and 10,637.36

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Solution

The fourth proportional to 19,589.84, 27,034.26 and 10,637.36 is: 14,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589.84 : 27,034.26 = 10,637.36 : x
  2. Step 2: Convert to fraction form
    19,589.84/27,034.26 = 10,637.36/x
  3. Step 3: Cross multiply
    19,589.84x = 27,034.26 × 10,637.36
  4. Step 4: Simplify right side
    19,589.84x = 287,573,155.95
  5. Step 5: Solve for x
    x = 287,573,155.95/19,589.84
  6. Step 6: Final answer
    x = 14,679.71

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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.