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Finding the Fourth Proportional to 66,912.44, 92,339.17 and 37,104.44

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Solution

The fourth proportional to 66,912.44, 92,339.17 and 37,104.44 is: 51,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,912.44 : 92,339.17 = 37,104.44 : x
  2. Step 2: Convert to fraction form
    66,912.44/92,339.17 = 37,104.44/x
  3. Step 3: Cross multiply
    66,912.44x = 92,339.17 × 37,104.44
  4. Step 4: Simplify right side
    66,912.44x = 3,426,192,776.54
  5. Step 5: Solve for x
    x = 3,426,192,776.54/66,912.44
  6. Step 6: Final answer
    x = 51,204.12

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1.5x scale

Why These Related Problems?

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