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Finding the Fourth Proportional to 69,977.72, 96,562.26 and 39,347.56

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Solution

The fourth proportional to 69,977.72, 96,562.26 and 39,347.56 is: 54,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,977.72 : 96,562.26 = 39,347.56 : x
  2. Step 2: Convert to fraction form
    69,977.72/96,562.26 = 39,347.56/x
  3. Step 3: Cross multiply
    69,977.72x = 96,562.26 × 39,347.56
  4. Step 4: Simplify right side
    69,977.72x = 3,799,489,319.09
  5. Step 5: Solve for x
    x = 3,799,489,319.09/69,977.72
  6. Step 6: Final answer
    x = 54,295.70

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