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Finding the Fourth Proportional to 167,191.32, 250,786.98 and 84,027

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Solution

The fourth proportional to 167,191.32, 250,786.98 and 84,027 is: 126,040.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,191.32 : 250,786.98 = 84,027 : x
  2. Step 2: Convert to fraction form
    167,191.32/250,786.98 = 84,027/x
  3. Step 3: Cross multiply
    167,191.32x = 250,786.98 × 84,027
  4. Step 4: Simplify right side
    167,191.32x = 21,072,877,568.46
  5. Step 5: Solve for x
    x = 21,072,877,568.46/167,191.32
  6. Step 6: Final answer
    x = 126,040.50

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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.