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Finding the Fourth Proportional to 8,443.73, 12,670.15 and 3,516.77

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Solution

The fourth proportional to 8,443.73, 12,670.15 and 3,516.77 is: 5,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443.73 : 12,670.15 = 3,516.77 : x
  2. Step 2: Convert to fraction form
    8,443.73/12,670.15 = 3,516.77/x
  3. Step 3: Cross multiply
    8,443.73x = 12,670.15 × 3,516.77
  4. Step 4: Simplify right side
    8,443.73x = 44,557,931.27
  5. Step 5: Solve for x
    x = 44,557,931.27/8,443.73
  6. Step 6: Final answer
    x = 5,277.05

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