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Finding the Fourth Proportional to 67,373.96, 92,976.78 and 37,160.60

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Solution

The fourth proportional to 67,373.96, 92,976.78 and 37,160.60 is: 51,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,373.96 : 92,976.78 = 37,160.60 : x
  2. Step 2: Convert to fraction form
    67,373.96/92,976.78 = 37,160.60/x
  3. Step 3: Cross multiply
    67,373.96x = 92,976.78 × 37,160.60
  4. Step 4: Simplify right side
    67,373.96x = 3,455,072,930.87
  5. Step 5: Solve for x
    x = 3,455,072,930.87/67,373.96
  6. Step 6: Final answer
    x = 51,282.02

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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.