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Finding the Fourth Proportional to 92,079.87, 138,119.81 and 60,907.83

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Solution

The fourth proportional to 92,079.87, 138,119.81 and 60,907.83 is: 91,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,079.87 : 138,119.81 = 60,907.83 : x
  2. Step 2: Convert to fraction form
    92,079.87/138,119.81 = 60,907.83/x
  3. Step 3: Cross multiply
    92,079.87x = 138,119.81 × 60,907.83
  4. Step 4: Simplify right side
    92,079.87x = 8,412,577,602.57
  5. Step 5: Solve for x
    x = 8,412,577,602.57/92,079.87
  6. Step 6: Final answer
    x = 91,361.75

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