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Finding the Fourth Proportional to 35,620.28, 53,433.20 and 11,927.91

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Solution

The fourth proportional to 35,620.28, 53,433.20 and 11,927.91 is: 17,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,620.28 : 53,433.20 = 11,927.91 : x
  2. Step 2: Convert to fraction form
    35,620.28/53,433.20 = 11,927.91/x
  3. Step 3: Cross multiply
    35,620.28x = 53,433.20 × 11,927.91
  4. Step 4: Simplify right side
    35,620.28x = 637,346,400.61
  5. Step 5: Solve for x
    x = 637,346,400.61/35,620.28
  6. Step 6: Final answer
    x = 17,892.80

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