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Finding the Fourth Proportional to 67,081.87, 92,568.48 and 36,866.54

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Solution

The fourth proportional to 67,081.87, 92,568.48 and 36,866.54 is: 50,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,081.87 : 92,568.48 = 36,866.54 : x
  2. Step 2: Convert to fraction form
    67,081.87/92,568.48 = 36,866.54/x
  3. Step 3: Cross multiply
    67,081.87x = 92,568.48 × 36,866.54
  4. Step 4: Simplify right side
    67,081.87x = 3,412,679,570.66
  5. Step 5: Solve for x
    x = 3,412,679,570.66/67,081.87
  6. Step 6: Final answer
    x = 50,873.35

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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.