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Finding the Fourth Proportional to 67,768.70, 93,523.78 and 37,553.95

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Solution

The fourth proportional to 67,768.70, 93,523.78 and 37,553.95 is: 51,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,768.70 : 93,523.78 = 37,553.95 : x
  2. Step 2: Convert to fraction form
    67,768.70/93,523.78 = 37,553.95/x
  3. Step 3: Cross multiply
    67,768.70x = 93,523.78 × 37,553.95
  4. Step 4: Simplify right side
    67,768.70x = 3,512,187,357.93
  5. Step 5: Solve for x
    x = 3,512,187,357.93/67,768.70
  6. Step 6: Final answer
    x = 51,826.10

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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.