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Finding the Fourth Proportional to 67,328, 92,914.56 and 37,521.92

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Solution

The fourth proportional to 67,328, 92,914.56 and 37,521.92 is: 51,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,328 : 92,914.56 = 37,521.92 : x
  2. Step 2: Convert to fraction form
    67,328/92,914.56 = 37,521.92/x
  3. Step 3: Cross multiply
    67,328x = 92,914.56 × 37,521.92
  4. Step 4: Simplify right side
    67,328x = 3,486,332,687.16
  5. Step 5: Solve for x
    x = 3,486,332,687.16/67,328
  6. Step 6: Final answer
    x = 51,781.32

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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.