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Finding the Fourth Proportional to 109,461.66, 164,141.44 and 56,857.02

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Solution

The fourth proportional to 109,461.66, 164,141.44 and 56,857.02 is: 85,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,461.66 : 164,141.44 = 56,857.02 : x
  2. Step 2: Convert to fraction form
    109,461.66/164,141.44 = 56,857.02/x
  3. Step 3: Cross multiply
    109,461.66x = 164,141.44 × 56,857.02
  4. Step 4: Simplify right side
    109,461.66x = 9,332,593,136.91
  5. Step 5: Solve for x
    x = 9,332,593,136.91/109,461.66
  6. Step 6: Final answer
    x = 85,259.01

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