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Finding the Fourth Proportional to 172,616.92, 238,169.80 and 97,165.40

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Solution

The fourth proportional to 172,616.92, 238,169.80 and 97,165.40 is: 134,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,616.92 : 238,169.80 = 97,165.40 : x
  2. Step 2: Convert to fraction form
    172,616.92/238,169.80 = 97,165.40/x
  3. Step 3: Cross multiply
    172,616.92x = 238,169.80 × 97,165.40
  4. Step 4: Simplify right side
    172,616.92x = 23,141,863,884.92
  5. Step 5: Solve for x
    x = 23,141,863,884.92/172,616.92
  6. Step 6: Final answer
    x = 134,064.86

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