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Finding the Fourth Proportional to 10,843.86, 14,968.71 and 9,325.50

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Solution

The fourth proportional to 10,843.86, 14,968.71 and 9,325.50 is: 12,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.86 : 14,968.71 = 9,325.50 : x
  2. Step 2: Convert to fraction form
    10,843.86/14,968.71 = 9,325.50/x
  3. Step 3: Cross multiply
    10,843.86x = 14,968.71 × 9,325.50
  4. Step 4: Simplify right side
    10,843.86x = 139,590,705.11
  5. Step 5: Solve for x
    x = 139,590,705.11/10,843.86
  6. Step 6: Final answer
    x = 12,872.79

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