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Finding the Fourth Proportional to 72,209.58, 108,274.71 and 22,275.84

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Solution

The fourth proportional to 72,209.58, 108,274.71 and 22,275.84 is: 33,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,209.58 : 108,274.71 = 22,275.84 : x
  2. Step 2: Convert to fraction form
    72,209.58/108,274.71 = 22,275.84/x
  3. Step 3: Cross multiply
    72,209.58x = 108,274.71 × 22,275.84
  4. Step 4: Simplify right side
    72,209.58x = 2,411,910,116.01
  5. Step 5: Solve for x
    x = 2,411,910,116.01/72,209.58
  6. Step 6: Final answer
    x = 33,401.53

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