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Finding the Fourth Proportional to 68,163.60, 94,056.06 and 37,944.72

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Solution

The fourth proportional to 68,163.60, 94,056.06 and 37,944.72 is: 52,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,163.60 : 94,056.06 = 37,944.72 : x
  2. Step 2: Convert to fraction form
    68,163.60/94,056.06 = 37,944.72/x
  3. Step 3: Cross multiply
    68,163.60x = 94,056.06 × 37,944.72
  4. Step 4: Simplify right side
    68,163.60x = 3,568,930,861.00
  5. Step 5: Solve for x
    x = 3,568,930,861.00/68,163.60
  6. Step 6: Final answer
    x = 52,358.31

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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.