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Finding the Fourth Proportional to 172,776.24, 258,832.32 and 106,021.92

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Solution

The fourth proportional to 172,776.24, 258,832.32 and 106,021.92 is: 158,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,776.24 : 258,832.32 = 106,021.92 : x
  2. Step 2: Convert to fraction form
    172,776.24/258,832.32 = 106,021.92/x
  3. Step 3: Cross multiply
    172,776.24x = 258,832.32 × 106,021.92
  4. Step 4: Simplify right side
    172,776.24x = 27,441,899,524.45
  5. Step 5: Solve for x
    x = 27,441,899,524.45/172,776.24
  6. Step 6: Final answer
    x = 158,829.13

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