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Finding the Fourth Proportional to 19,969.74, 27,552.15 and 11,584.62

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Solution

The fourth proportional to 19,969.74, 27,552.15 and 11,584.62 is: 15,983.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969.74 : 27,552.15 = 11,584.62 : x
  2. Step 2: Convert to fraction form
    19,969.74/27,552.15 = 11,584.62/x
  3. Step 3: Cross multiply
    19,969.74x = 27,552.15 × 11,584.62
  4. Step 4: Simplify right side
    19,969.74x = 319,181,187.93
  5. Step 5: Solve for x
    x = 319,181,187.93/19,969.74
  6. Step 6: Final answer
    x = 15,983.24

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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.