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Finding the Fourth Proportional to 29,687.99, 40,968.72 and 16,259.81

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Solution

The fourth proportional to 29,687.99, 40,968.72 and 16,259.81 is: 22,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687.99 : 40,968.72 = 16,259.81 : x
  2. Step 2: Convert to fraction form
    29,687.99/40,968.72 = 16,259.81/x
  3. Step 3: Cross multiply
    29,687.99x = 40,968.72 × 16,259.81
  4. Step 4: Simplify right side
    29,687.99x = 666,143,398.30
  5. Step 5: Solve for x
    x = 666,143,398.30/29,687.99
  6. Step 6: Final answer
    x = 22,438.15

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