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Finding the Fourth Proportional to 67,796.68, 93,553.19 and 37,580.55

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Solution

The fourth proportional to 67,796.68, 93,553.19 and 37,580.55 is: 51,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,796.68 : 93,553.19 = 37,580.55 : x
  2. Step 2: Convert to fraction form
    67,796.68/93,553.19 = 37,580.55/x
  3. Step 3: Cross multiply
    67,796.68x = 93,553.19 × 37,580.55
  4. Step 4: Simplify right side
    67,796.68x = 3,515,780,334.45
  5. Step 5: Solve for x
    x = 3,515,780,334.45/67,796.68
  6. Step 6: Final answer
    x = 51,857.71

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1.5x scale

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.