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Finding the Fourth Proportional to 82,661.55, 114,085.39 and 50,414.88

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Solution

The fourth proportional to 82,661.55, 114,085.39 and 50,414.88 is: 69,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,661.55 : 114,085.39 = 50,414.88 : x
  2. Step 2: Convert to fraction form
    82,661.55/114,085.39 = 50,414.88/x
  3. Step 3: Cross multiply
    82,661.55x = 114,085.39 × 50,414.88
  4. Step 4: Simplify right side
    82,661.55x = 5,751,600,550.14
  5. Step 5: Solve for x
    x = 5,751,600,550.14/82,661.55
  6. Step 6: Final answer
    x = 69,580.12

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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.