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Finding the Fourth Proportional to 110,863.96, 166,192.26 and 40,724.44

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Solution

The fourth proportional to 110,863.96, 166,192.26 and 40,724.44 is: 61,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,863.96 : 166,192.26 = 40,724.44 : x
  2. Step 2: Convert to fraction form
    110,863.96/166,192.26 = 40,724.44/x
  3. Step 3: Cross multiply
    110,863.96x = 166,192.26 × 40,724.44
  4. Step 4: Simplify right side
    110,863.96x = 6,768,086,720.83
  5. Step 5: Solve for x
    x = 6,768,086,720.83/110,863.96
  6. Step 6: Final answer
    x = 61,048.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.