Home / 150,120.12-225,163.44-37,800.30

Finding the Fourth Proportional to 150,120.12, 225,163.44 and 37,800.30

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Solution

The fourth proportional to 150,120.12, 225,163.44 and 37,800.30 is: 56,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,120.12 : 225,163.44 = 37,800.30 : x
  2. Step 2: Convert to fraction form
    150,120.12/225,163.44 = 37,800.30/x
  3. Step 3: Cross multiply
    150,120.12x = 225,163.44 × 37,800.30
  4. Step 4: Simplify right side
    150,120.12x = 8,511,245,581.03
  5. Step 5: Solve for x
    x = 8,511,245,581.03/150,120.12
  6. Step 6: Final answer
    x = 56,696.23

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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.