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Finding the Fourth Proportional to 92,028.96, 126,999.09 and 55,732.05

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Solution

The fourth proportional to 92,028.96, 126,999.09 and 55,732.05 is: 76,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,028.96 : 126,999.09 = 55,732.05 : x
  2. Step 2: Convert to fraction form
    92,028.96/126,999.09 = 55,732.05/x
  3. Step 3: Cross multiply
    92,028.96x = 126,999.09 × 55,732.05
  4. Step 4: Simplify right side
    92,028.96x = 7,077,919,633.83
  5. Step 5: Solve for x
    x = 7,077,919,633.83/92,028.96
  6. Step 6: Final answer
    x = 76,909.70

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