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Finding the Fourth Proportional to 82,800.70, 124,140.30 and 32,856.10

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Solution

The fourth proportional to 82,800.70, 124,140.30 and 32,856.10 is: 49,260.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,800.70 : 124,140.30 = 32,856.10 : x
  2. Step 2: Convert to fraction form
    82,800.70/124,140.30 = 32,856.10/x
  3. Step 3: Cross multiply
    82,800.70x = 124,140.30 × 32,856.10
  4. Step 4: Simplify right side
    82,800.70x = 4,078,766,110.83
  5. Step 5: Solve for x
    x = 4,078,766,110.83/82,800.70
  6. Step 6: Final answer
    x = 49,260.04

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