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Finding the Fourth Proportional to 105,007.31, 144,904.82 and 59,679.30

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Solution

The fourth proportional to 105,007.31, 144,904.82 and 59,679.30 is: 82,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,007.31 : 144,904.82 = 59,679.30 : x
  2. Step 2: Convert to fraction form
    105,007.31/144,904.82 = 59,679.30/x
  3. Step 3: Cross multiply
    105,007.31x = 144,904.82 × 59,679.30
  4. Step 4: Simplify right side
    105,007.31x = 8,647,818,373.42
  5. Step 5: Solve for x
    x = 8,647,818,373.42/105,007.31
  6. Step 6: Final answer
    x = 82,354.45

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