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Finding the Fourth Proportional to 22,897.98, 31,600.80 and 12,827.28

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Solution

The fourth proportional to 22,897.98, 31,600.80 and 12,827.28 is: 17,702.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,897.98 : 31,600.80 = 12,827.28 : x
  2. Step 2: Convert to fraction form
    22,897.98/31,600.80 = 12,827.28/x
  3. Step 3: Cross multiply
    22,897.98x = 31,600.80 × 12,827.28
  4. Step 4: Simplify right side
    22,897.98x = 405,352,309.82
  5. Step 5: Solve for x
    x = 405,352,309.82/22,897.98
  6. Step 6: Final answer
    x = 17,702.54

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