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Finding the Fourth Proportional to 89,070.70, 122,919.42 and 48,786.16

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Solution

The fourth proportional to 89,070.70, 122,919.42 and 48,786.16 is: 67,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,070.70 : 122,919.42 = 48,786.16 : x
  2. Step 2: Convert to fraction form
    89,070.70/122,919.42 = 48,786.16/x
  3. Step 3: Cross multiply
    89,070.70x = 122,919.42 × 48,786.16
  4. Step 4: Simplify right side
    89,070.70x = 5,996,766,491.23
  5. Step 5: Solve for x
    x = 5,996,766,491.23/89,070.70
  6. Step 6: Final answer
    x = 67,325.92

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