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Finding the Fourth Proportional to 67,292.88, 100,951.16 and 27,827.88

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Solution

The fourth proportional to 67,292.88, 100,951.16 and 27,827.88 is: 41,746.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,292.88 : 100,951.16 = 27,827.88 : x
  2. Step 2: Convert to fraction form
    67,292.88/100,951.16 = 27,827.88/x
  3. Step 3: Cross multiply
    67,292.88x = 100,951.16 × 27,827.88
  4. Step 4: Simplify right side
    67,292.88x = 2,809,256,766.34
  5. Step 5: Solve for x
    x = 2,809,256,766.34/67,292.88
  6. Step 6: Final answer
    x = 41,746.72

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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.