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Finding the Fourth Proportional to 82,131.71, 113,341.76 and 44,405.96

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Solution

The fourth proportional to 82,131.71, 113,341.76 and 44,405.96 is: 61,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,131.71 : 113,341.76 = 44,405.96 : x
  2. Step 2: Convert to fraction form
    82,131.71/113,341.76 = 44,405.96/x
  3. Step 3: Cross multiply
    82,131.71x = 113,341.76 × 44,405.96
  4. Step 4: Simplify right side
    82,131.71x = 5,033,048,872.15
  5. Step 5: Solve for x
    x = 5,033,048,872.15/82,131.71
  6. Step 6: Final answer
    x = 61,280.22

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