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Finding the Fourth Proportional to 69,917.09, 96,486.23 and 39,703.03

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Solution

The fourth proportional to 69,917.09, 96,486.23 and 39,703.03 is: 54,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.09 : 96,486.23 = 39,703.03 : x
  2. Step 2: Convert to fraction form
    69,917.09/96,486.23 = 39,703.03/x
  3. Step 3: Cross multiply
    69,917.09x = 96,486.23 × 39,703.03
  4. Step 4: Simplify right side
    69,917.09x = 3,830,795,542.32
  5. Step 5: Solve for x
    x = 3,830,795,542.32/69,917.09
  6. Step 6: Final answer
    x = 54,790.55

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