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Finding the Fourth Proportional to 101,907.36, 140,648.88 and 59,465.78

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Solution

The fourth proportional to 101,907.36, 140,648.88 and 59,465.78 is: 82,072.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,907.36 : 140,648.88 = 59,465.78 : x
  2. Step 2: Convert to fraction form
    101,907.36/140,648.88 = 59,465.78/x
  3. Step 3: Cross multiply
    101,907.36x = 140,648.88 × 59,465.78
  4. Step 4: Simplify right side
    101,907.36x = 8,363,795,355.33
  5. Step 5: Solve for x
    x = 8,363,795,355.33/101,907.36
  6. Step 6: Final answer
    x = 82,072.53

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