Home / 150,453.10-225,740.40-66,229.30

Finding the Fourth Proportional to 150,453.10, 225,740.40 and 66,229.30

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Solution

The fourth proportional to 150,453.10, 225,740.40 and 66,229.30 is: 99,370.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,453.10 : 225,740.40 = 66,229.30 : x
  2. Step 2: Convert to fraction form
    150,453.10/225,740.40 = 66,229.30/x
  3. Step 3: Cross multiply
    150,453.10x = 225,740.40 × 66,229.30
  4. Step 4: Simplify right side
    150,453.10x = 14,950,628,673.72
  5. Step 5: Solve for x
    x = 14,950,628,673.72/150,453.10
  6. Step 6: Final answer
    x = 99,370.69

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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.