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Finding the Fourth Proportional to 19,112.55, 26,376.99 and 10,616.31

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Solution

The fourth proportional to 19,112.55, 26,376.99 and 10,616.31 is: 14,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.55 : 26,376.99 = 10,616.31 : x
  2. Step 2: Convert to fraction form
    19,112.55/26,376.99 = 10,616.31/x
  3. Step 3: Cross multiply
    19,112.55x = 26,376.99 × 10,616.31
  4. Step 4: Simplify right side
    19,112.55x = 280,026,302.71
  5. Step 5: Solve for x
    x = 280,026,302.71/19,112.55
  6. Step 6: Final answer
    x = 14,651.44

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