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Finding the Fourth Proportional to 14,935.44, 22,403.12 and 7,142.44

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Solution

The fourth proportional to 14,935.44, 22,403.12 and 7,142.44 is: 10,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,935.44 : 22,403.12 = 7,142.44 : x
  2. Step 2: Convert to fraction form
    14,935.44/22,403.12 = 7,142.44/x
  3. Step 3: Cross multiply
    14,935.44x = 22,403.12 × 7,142.44
  4. Step 4: Simplify right side
    14,935.44x = 160,012,940.41
  5. Step 5: Solve for x
    x = 160,012,940.41/14,935.44
  6. Step 6: Final answer
    x = 10,713.64

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