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Finding the Fourth Proportional to 70,944.91, 106,369.70 and 28,222.04

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Solution

The fourth proportional to 70,944.91, 106,369.70 and 28,222.04 is: 42,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,944.91 : 106,369.70 = 28,222.04 : x
  2. Step 2: Convert to fraction form
    70,944.91/106,369.70 = 28,222.04/x
  3. Step 3: Cross multiply
    70,944.91x = 106,369.70 × 28,222.04
  4. Step 4: Simplify right side
    70,944.91x = 3,001,969,817.95
  5. Step 5: Solve for x
    x = 3,001,969,817.95/70,944.91
  6. Step 6: Final answer
    x = 42,314.10

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