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Finding the Fourth Proportional to 52,232.80, 78,341.08 and 17,172.20

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Solution

The fourth proportional to 52,232.80, 78,341.08 and 17,172.20 is: 25,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,232.80 : 78,341.08 = 17,172.20 : x
  2. Step 2: Convert to fraction form
    52,232.80/78,341.08 = 17,172.20/x
  3. Step 3: Cross multiply
    52,232.80x = 78,341.08 × 17,172.20
  4. Step 4: Simplify right side
    52,232.80x = 1,345,288,693.98
  5. Step 5: Solve for x
    x = 1,345,288,693.98/52,232.80
  6. Step 6: Final answer
    x = 25,755.63

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