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Finding the Fourth Proportional to 111,132.88, 166,713.96 and 36,226.78

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Solution

The fourth proportional to 111,132.88, 166,713.96 and 36,226.78 is: 54,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132.88 : 166,713.96 = 36,226.78 : x
  2. Step 2: Convert to fraction form
    111,132.88/166,713.96 = 36,226.78/x
  3. Step 3: Cross multiply
    111,132.88x = 166,713.96 × 36,226.78
  4. Step 4: Simplify right side
    111,132.88x = 6,039,509,118.28
  5. Step 5: Solve for x
    x = 6,039,509,118.28/111,132.88
  6. Step 6: Final answer
    x = 54,344.94

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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.