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Finding the Fourth Proportional to 236,005.92, 353,932.34 and 78,192

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Solution

The fourth proportional to 236,005.92, 353,932.34 and 78,192 is: 117,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,005.92 : 353,932.34 = 78,192 : x
  2. Step 2: Convert to fraction form
    236,005.92/353,932.34 = 78,192/x
  3. Step 3: Cross multiply
    236,005.92x = 353,932.34 × 78,192
  4. Step 4: Simplify right side
    236,005.92x = 27,674,677,138.32
  5. Step 5: Solve for x
    x = 27,674,677,138.32/236,005.92
  6. Step 6: Final answer
    x = 117,262.64

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