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Finding the Fourth Proportional to 54,646.89, 81,842.76 and 42,067.10

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Solution

The fourth proportional to 54,646.89, 81,842.76 and 42,067.10 is: 63,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,646.89 : 81,842.76 = 42,067.10 : x
  2. Step 2: Convert to fraction form
    54,646.89/81,842.76 = 42,067.10/x
  3. Step 3: Cross multiply
    54,646.89x = 81,842.76 × 42,067.10
  4. Step 4: Simplify right side
    54,646.89x = 3,442,887,159.98
  5. Step 5: Solve for x
    x = 3,442,887,159.98/54,646.89
  6. Step 6: Final answer
    x = 63,002.44

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