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Finding the Fourth Proportional to 40,387.36, 60,606.96 and 19,599.52

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Solution

The fourth proportional to 40,387.36, 60,606.96 and 19,599.52 is: 29,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,387.36 : 60,606.96 = 19,599.52 : x
  2. Step 2: Convert to fraction form
    40,387.36/60,606.96 = 19,599.52/x
  3. Step 3: Cross multiply
    40,387.36x = 60,606.96 × 19,599.52
  4. Step 4: Simplify right side
    40,387.36x = 1,187,867,324.66
  5. Step 5: Solve for x
    x = 1,187,867,324.66/40,387.36
  6. Step 6: Final answer
    x = 29,411.86

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