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Finding the Fourth Proportional to 66,754.52, 92,121.48 and 36,946.52

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Solution

The fourth proportional to 66,754.52, 92,121.48 and 36,946.52 is: 50,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,754.52 : 92,121.48 = 36,946.52 : x
  2. Step 2: Convert to fraction form
    66,754.52/92,121.48 = 36,946.52/x
  3. Step 3: Cross multiply
    66,754.52x = 92,121.48 × 36,946.52
  4. Step 4: Simplify right side
    66,754.52x = 3,403,568,103.25
  5. Step 5: Solve for x
    x = 3,403,568,103.25/66,754.52
  6. Step 6: Final answer
    x = 50,986.33

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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.