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Finding the Fourth Proportional to 173,218.60, 259,827.90 and 106,442.20

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Solution

The fourth proportional to 173,218.60, 259,827.90 and 106,442.20 is: 159,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,218.60 : 259,827.90 = 106,442.20 : x
  2. Step 2: Convert to fraction form
    173,218.60/259,827.90 = 106,442.20/x
  3. Step 3: Cross multiply
    173,218.60x = 259,827.90 × 106,442.20
  4. Step 4: Simplify right side
    173,218.60x = 27,656,653,297.38
  5. Step 5: Solve for x
    x = 27,656,653,297.38/173,218.60
  6. Step 6: Final answer
    x = 159,663.30

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