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Finding the Fourth Proportional to 162,705.20, 244,057.80 and 92,721.20

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Solution

The fourth proportional to 162,705.20, 244,057.80 and 92,721.20 is: 139,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,705.20 : 244,057.80 = 92,721.20 : x
  2. Step 2: Convert to fraction form
    162,705.20/244,057.80 = 92,721.20/x
  3. Step 3: Cross multiply
    162,705.20x = 244,057.80 × 92,721.20
  4. Step 4: Simplify right side
    162,705.20x = 22,629,332,085.36
  5. Step 5: Solve for x
    x = 22,629,332,085.36/162,705.20
  6. Step 6: Final answer
    x = 139,081.80

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