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Finding the Fourth Proportional to 86,676.72, 119,612.48 and 48,436.80

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Solution

The fourth proportional to 86,676.72, 119,612.48 and 48,436.80 is: 66,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,676.72 : 119,612.48 = 48,436.80 : x
  2. Step 2: Convert to fraction form
    86,676.72/119,612.48 = 48,436.80/x
  3. Step 3: Cross multiply
    86,676.72x = 119,612.48 × 48,436.80
  4. Step 4: Simplify right side
    86,676.72x = 5,793,645,771.26
  5. Step 5: Solve for x
    x = 5,793,645,771.26/86,676.72
  6. Step 6: Final answer
    x = 66,842.01

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