Home / 150,414.40-225,535.20-45,217.60

Finding the Fourth Proportional to 150,414.40, 225,535.20 and 45,217.60

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Solution

The fourth proportional to 150,414.40, 225,535.20 and 45,217.60 is: 67,800.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,414.40 : 225,535.20 = 45,217.60 : x
  2. Step 2: Convert to fraction form
    150,414.40/225,535.20 = 45,217.60/x
  3. Step 3: Cross multiply
    150,414.40x = 225,535.20 × 45,217.60
  4. Step 4: Simplify right side
    150,414.40x = 10,198,160,459.52
  5. Step 5: Solve for x
    x = 10,198,160,459.52/150,414.40
  6. Step 6: Final answer
    x = 67,800.43

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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.