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Finding the Fourth Proportional to 34,187.20, 51,280.80 and 29,813.20

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Solution

The fourth proportional to 34,187.20, 51,280.80 and 29,813.20 is: 44,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.20 : 51,280.80 = 29,813.20 : x
  2. Step 2: Convert to fraction form
    34,187.20/51,280.80 = 29,813.20/x
  3. Step 3: Cross multiply
    34,187.20x = 51,280.80 × 29,813.20
  4. Step 4: Simplify right side
    34,187.20x = 1,528,844,746.56
  5. Step 5: Solve for x
    x = 1,528,844,746.56/34,187.20
  6. Step 6: Final answer
    x = 44,719.80

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