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Finding the Fourth Proportional to 132,255.06, 198,384.21 and 38,762.70

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Solution

The fourth proportional to 132,255.06, 198,384.21 and 38,762.70 is: 58,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,255.06 : 198,384.21 = 38,762.70 : x
  2. Step 2: Convert to fraction form
    132,255.06/198,384.21 = 38,762.70/x
  3. Step 3: Cross multiply
    132,255.06x = 198,384.21 × 38,762.70
  4. Step 4: Simplify right side
    132,255.06x = 7,689,907,616.97
  5. Step 5: Solve for x
    x = 7,689,907,616.97/132,255.06
  6. Step 6: Final answer
    x = 58,144.52

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