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Finding the Fourth Proportional to 29,399.16, 40,571.58 and 15,970.41

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Solution

The fourth proportional to 29,399.16, 40,571.58 and 15,970.41 is: 22,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,399.16 : 40,571.58 = 15,970.41 : x
  2. Step 2: Convert to fraction form
    29,399.16/40,571.58 = 15,970.41/x
  3. Step 3: Cross multiply
    29,399.16x = 40,571.58 × 15,970.41
  4. Step 4: Simplify right side
    29,399.16x = 647,944,766.95
  5. Step 5: Solve for x
    x = 647,944,766.95/29,399.16
  6. Step 6: Final answer
    x = 22,039.57

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