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Finding the Fourth Proportional to 78,468.02, 108,184.23 and 50,823.50

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Solution

The fourth proportional to 78,468.02, 108,184.23 and 50,823.50 is: 70,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,468.02 : 108,184.23 = 50,823.50 : x
  2. Step 2: Convert to fraction form
    78,468.02/108,184.23 = 50,823.50/x
  3. Step 3: Cross multiply
    78,468.02x = 108,184.23 × 50,823.50
  4. Step 4: Simplify right side
    78,468.02x = 5,498,300,942.94
  5. Step 5: Solve for x
    x = 5,498,300,942.94/78,468.02
  6. Step 6: Final answer
    x = 70,070.59

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