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Finding the Fourth Proportional to 167,380.52, 250,754.13 and 129,756.22

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Solution

The fourth proportional to 167,380.52, 250,754.13 and 129,756.22 is: 194,388.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,380.52 : 250,754.13 = 129,756.22 : x
  2. Step 2: Convert to fraction form
    167,380.52/250,754.13 = 129,756.22/x
  3. Step 3: Cross multiply
    167,380.52x = 250,754.13 × 129,756.22
  4. Step 4: Simplify right side
    167,380.52x = 32,536,907,431.30
  5. Step 5: Solve for x
    x = 32,536,907,431.30/167,380.52
  6. Step 6: Final answer
    x = 194,388.86

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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.