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Finding the Fourth Proportional to 54,985.28, 82,473.20 and 17,543.84

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Solution

The fourth proportional to 54,985.28, 82,473.20 and 17,543.84 is: 26,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,985.28 : 82,473.20 = 17,543.84 : x
  2. Step 2: Convert to fraction form
    54,985.28/82,473.20 = 17,543.84/x
  3. Step 3: Cross multiply
    54,985.28x = 82,473.20 × 17,543.84
  4. Step 4: Simplify right side
    54,985.28x = 1,446,896,625.09
  5. Step 5: Solve for x
    x = 1,446,896,625.09/54,985.28
  6. Step 6: Final answer
    x = 26,314.25

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