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Finding the Fourth Proportional to 69,412.88, 95,790.12 and 37,582.40

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Solution

The fourth proportional to 69,412.88, 95,790.12 and 37,582.40 is: 51,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,412.88 : 95,790.12 = 37,582.40 : x
  2. Step 2: Convert to fraction form
    69,412.88/95,790.12 = 37,582.40/x
  3. Step 3: Cross multiply
    69,412.88x = 95,790.12 × 37,582.40
  4. Step 4: Simplify right side
    69,412.88x = 3,600,022,605.89
  5. Step 5: Solve for x
    x = 3,600,022,605.89/69,412.88
  6. Step 6: Final answer
    x = 51,863.90

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