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Finding the Fourth Proportional to 121,863.36, 182,776.14 and 47,018.55

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Solution

The fourth proportional to 121,863.36, 182,776.14 and 47,018.55 is: 70,520.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,863.36 : 182,776.14 = 47,018.55 : x
  2. Step 2: Convert to fraction form
    121,863.36/182,776.14 = 47,018.55/x
  3. Step 3: Cross multiply
    121,863.36x = 182,776.14 × 47,018.55
  4. Step 4: Simplify right side
    121,863.36x = 8,593,869,077.40
  5. Step 5: Solve for x
    x = 8,593,869,077.40/121,863.36
  6. Step 6: Final answer
    x = 70,520.53

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