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Finding the Fourth Proportional to 70,566.72, 105,874.20 and 44,239.92

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Solution

The fourth proportional to 70,566.72, 105,874.20 and 44,239.92 is: 66,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,566.72 : 105,874.20 = 44,239.92 : x
  2. Step 2: Convert to fraction form
    70,566.72/105,874.20 = 44,239.92/x
  3. Step 3: Cross multiply
    70,566.72x = 105,874.20 × 44,239.92
  4. Step 4: Simplify right side
    70,566.72x = 4,683,866,138.06
  5. Step 5: Solve for x
    x = 4,683,866,138.06/70,566.72
  6. Step 6: Final answer
    x = 66,375.00

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