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Finding the Fourth Proportional to 67,350, 92,945.88 and 37,542

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Solution

The fourth proportional to 67,350, 92,945.88 and 37,542 is: 51,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,350 : 92,945.88 = 37,542 : x
  2. Step 2: Convert to fraction form
    67,350/92,945.88 = 37,542/x
  3. Step 3: Cross multiply
    67,350x = 92,945.88 × 37,542
  4. Step 4: Simplify right side
    67,350x = 3,489,374,226.96
  5. Step 5: Solve for x
    x = 3,489,374,226.96/67,350
  6. Step 6: Final answer
    x = 51,809.57

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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.