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Finding the Fourth Proportional to 16,611.07, 24,912.36 and 4,921.56

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Solution

The fourth proportional to 16,611.07, 24,912.36 and 4,921.56 is: 7,381.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.07 : 24,912.36 = 4,921.56 : x
  2. Step 2: Convert to fraction form
    16,611.07/24,912.36 = 4,921.56/x
  3. Step 3: Cross multiply
    16,611.07x = 24,912.36 × 4,921.56
  4. Step 4: Simplify right side
    16,611.07x = 122,607,674.48
  5. Step 5: Solve for x
    x = 122,607,674.48/16,611.07
  6. Step 6: Final answer
    x = 7,381.08

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