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Finding the Fourth Proportional to 71,951.36, 107,941.44 and 27,576.32

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Solution

The fourth proportional to 71,951.36, 107,941.44 and 27,576.32 is: 41,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,951.36 : 107,941.44 = 27,576.32 : x
  2. Step 2: Convert to fraction form
    71,951.36/107,941.44 = 27,576.32/x
  3. Step 3: Cross multiply
    71,951.36x = 107,941.44 × 27,576.32
  4. Step 4: Simplify right side
    71,951.36x = 2,976,627,690.70
  5. Step 5: Solve for x
    x = 2,976,627,690.70/71,951.36
  6. Step 6: Final answer
    x = 41,370.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.