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Finding the Fourth Proportional to 82,105.54, 113,305.58 and 44,379.79

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Solution

The fourth proportional to 82,105.54, 113,305.58 and 44,379.79 is: 61,244.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,105.54 : 113,305.58 = 44,379.79 : x
  2. Step 2: Convert to fraction form
    82,105.54/113,305.58 = 44,379.79/x
  3. Step 3: Cross multiply
    82,105.54x = 113,305.58 × 44,379.79
  4. Step 4: Simplify right side
    82,105.54x = 5,028,477,673.91
  5. Step 5: Solve for x
    x = 5,028,477,673.91/82,105.54
  6. Step 6: Final answer
    x = 61,244.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.