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Finding the Fourth Proportional to 108,982.72, 150,392.80 and 61,234.88

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Solution

The fourth proportional to 108,982.72, 150,392.80 and 61,234.88 is: 84,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,982.72 : 150,392.80 = 61,234.88 : x
  2. Step 2: Convert to fraction form
    108,982.72/150,392.80 = 61,234.88/x
  3. Step 3: Cross multiply
    108,982.72x = 150,392.80 × 61,234.88
  4. Step 4: Simplify right side
    108,982.72x = 9,209,285,060.86
  5. Step 5: Solve for x
    x = 9,209,285,060.86/108,982.72
  6. Step 6: Final answer
    x = 84,502.25

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