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Finding the Fourth Proportional to 93,142.13, 139,711.83 and 23,021.44

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Solution

The fourth proportional to 93,142.13, 139,711.83 and 23,021.44 is: 34,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,142.13 : 139,711.83 = 23,021.44 : x
  2. Step 2: Convert to fraction form
    93,142.13/139,711.83 = 23,021.44/x
  3. Step 3: Cross multiply
    93,142.13x = 139,711.83 × 23,021.44
  4. Step 4: Simplify right side
    93,142.13x = 3,216,367,511.64
  5. Step 5: Solve for x
    x = 3,216,367,511.64/93,142.13
  6. Step 6: Final answer
    x = 34,531.82

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