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Finding the Fourth Proportional to 16,601.70, 24,905.51 and 5,509.05

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Solution

The fourth proportional to 16,601.70, 24,905.51 and 5,509.05 is: 8,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.70 : 24,905.51 = 5,509.05 : x
  2. Step 2: Convert to fraction form
    16,601.70/24,905.51 = 5,509.05/x
  3. Step 3: Cross multiply
    16,601.70x = 24,905.51 × 5,509.05
  4. Step 4: Simplify right side
    16,601.70x = 137,205,699.87
  5. Step 5: Solve for x
    x = 137,205,699.87/16,601.70
  6. Step 6: Final answer
    x = 8,264.56

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