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Finding the Fourth Proportional to 192,433.32, 288,624.87 and 80,092.40

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Solution

The fourth proportional to 192,433.32, 288,624.87 and 80,092.40 is: 120,128.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,433.32 : 288,624.87 = 80,092.40 : x
  2. Step 2: Convert to fraction form
    192,433.32/288,624.87 = 80,092.40/x
  3. Step 3: Cross multiply
    192,433.32x = 288,624.87 × 80,092.40
  4. Step 4: Simplify right side
    192,433.32x = 23,116,657,094.86
  5. Step 5: Solve for x
    x = 23,116,657,094.86/192,433.32
  6. Step 6: Final answer
    x = 120,128.14

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