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Finding the Fourth Proportional to 150,592.32, 225,914.40 and 80,452.80

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Solution

The fourth proportional to 150,592.32, 225,914.40 and 80,452.80 is: 120,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,592.32 : 225,914.40 = 80,452.80 : x
  2. Step 2: Convert to fraction form
    150,592.32/225,914.40 = 80,452.80/x
  3. Step 3: Cross multiply
    150,592.32x = 225,914.40 × 80,452.80
  4. Step 4: Simplify right side
    150,592.32x = 18,175,446,040.32
  5. Step 5: Solve for x
    x = 18,175,446,040.32/150,592.32
  6. Step 6: Final answer
    x = 120,693.05

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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.