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Finding the Fourth Proportional to 78,295.04, 117,442.56 and 22,891.04

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Solution

The fourth proportional to 78,295.04, 117,442.56 and 22,891.04 is: 34,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,295.04 : 117,442.56 = 22,891.04 : x
  2. Step 2: Convert to fraction form
    78,295.04/117,442.56 = 22,891.04/x
  3. Step 3: Cross multiply
    78,295.04x = 117,442.56 × 22,891.04
  4. Step 4: Simplify right side
    78,295.04x = 2,688,382,338.66
  5. Step 5: Solve for x
    x = 2,688,382,338.66/78,295.04
  6. Step 6: Final answer
    x = 34,336.56

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