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Finding the Fourth Proportional to 16,711.52, 25,066.46 and 4,231.76

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Solution

The fourth proportional to 16,711.52, 25,066.46 and 4,231.76 is: 6,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.52 : 25,066.46 = 4,231.76 : x
  2. Step 2: Convert to fraction form
    16,711.52/25,066.46 = 4,231.76/x
  3. Step 3: Cross multiply
    16,711.52x = 25,066.46 × 4,231.76
  4. Step 4: Simplify right side
    16,711.52x = 106,075,242.77
  5. Step 5: Solve for x
    x = 106,075,242.77/16,711.52
  6. Step 6: Final answer
    x = 6,347.43

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