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Finding the Fourth Proportional to 8,981.51, 12,394.37 and 5,002.61

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Solution

The fourth proportional to 8,981.51, 12,394.37 and 5,002.61 is: 6,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.51 : 12,394.37 = 5,002.61 : x
  2. Step 2: Convert to fraction form
    8,981.51/12,394.37 = 5,002.61/x
  3. Step 3: Cross multiply
    8,981.51x = 12,394.37 × 5,002.61
  4. Step 4: Simplify right side
    8,981.51x = 62,004,191.42
  5. Step 5: Solve for x
    x = 62,004,191.42/8,981.51
  6. Step 6: Final answer
    x = 6,903.54

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