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Finding the Fourth Proportional to 146,984.32, 220,471.60 and 63,878.40

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Solution

The fourth proportional to 146,984.32, 220,471.60 and 63,878.40 is: 95,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,984.32 : 220,471.60 = 63,878.40 : x
  2. Step 2: Convert to fraction form
    146,984.32/220,471.60 = 63,878.40/x
  3. Step 3: Cross multiply
    146,984.32x = 220,471.60 × 63,878.40
  4. Step 4: Simplify right side
    146,984.32x = 14,083,373,053.44
  5. Step 5: Solve for x
    x = 14,083,373,053.44/146,984.32
  6. Step 6: Final answer
    x = 95,815.48

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