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Finding the Fourth Proportional to 27,108.00, 40,664.05 and 8,389.93

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Solution

The fourth proportional to 27,108.00, 40,664.05 and 8,389.93 is: 12,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108.00 : 40,664.05 = 8,389.93 : x
  2. Step 2: Convert to fraction form
    27,108.00/40,664.05 = 8,389.93/x
  3. Step 3: Cross multiply
    27,108.00x = 40,664.05 × 8,389.93
  4. Step 4: Simplify right side
    27,108.00x = 341,168,320.97
  5. Step 5: Solve for x
    x = 341,168,320.97/27,108.00
  6. Step 6: Final answer
    x = 12,585.52

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