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Finding the Fourth Proportional to 105,061.59, 144,982.56 and 57,316.62

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Solution

The fourth proportional to 105,061.59, 144,982.56 and 57,316.62 is: 79,095.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,061.59 : 144,982.56 = 57,316.62 : x
  2. Step 2: Convert to fraction form
    105,061.59/144,982.56 = 57,316.62/x
  3. Step 3: Cross multiply
    105,061.59x = 144,982.56 × 57,316.62
  4. Step 4: Simplify right side
    105,061.59x = 8,309,910,298.15
  5. Step 5: Solve for x
    x = 8,309,910,298.15/105,061.59
  6. Step 6: Final answer
    x = 79,095.61

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