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Finding the Fourth Proportional to 48,668.67, 67,163.76 and 27,443.88

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Solution

The fourth proportional to 48,668.67, 67,163.76 and 27,443.88 is: 37,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,668.67 : 67,163.76 = 27,443.88 : x
  2. Step 2: Convert to fraction form
    48,668.67/67,163.76 = 27,443.88/x
  3. Step 3: Cross multiply
    48,668.67x = 67,163.76 × 27,443.88
  4. Step 4: Simplify right side
    48,668.67x = 1,843,234,169.79
  5. Step 5: Solve for x
    x = 1,843,234,169.79/48,668.67
  6. Step 6: Final answer
    x = 37,873.12

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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.