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Finding the Fourth Proportional to 85,225.74, 117,609.20 and 48,926.12

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Solution

The fourth proportional to 85,225.74, 117,609.20 and 48,926.12 is: 67,516.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,225.74 : 117,609.20 = 48,926.12 : x
  2. Step 2: Convert to fraction form
    85,225.74/117,609.20 = 48,926.12/x
  3. Step 3: Cross multiply
    85,225.74x = 117,609.20 × 48,926.12
  4. Step 4: Simplify right side
    85,225.74x = 5,754,161,832.30
  5. Step 5: Solve for x
    x = 5,754,161,832.30/85,225.74
  6. Step 6: Final answer
    x = 67,516.71

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