Home / 129,553.37-194,290.83-45,297.83

Finding the Fourth Proportional to 129,553.37, 194,290.83 and 45,297.83

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Solution

The fourth proportional to 129,553.37, 194,290.83 and 45,297.83 is: 67,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,553.37 : 194,290.83 = 45,297.83 : x
  2. Step 2: Convert to fraction form
    129,553.37/194,290.83 = 45,297.83/x
  3. Step 3: Cross multiply
    129,553.37x = 194,290.83 × 45,297.83
  4. Step 4: Simplify right side
    129,553.37x = 8,800,952,016.44
  5. Step 5: Solve for x
    x = 8,800,952,016.44/129,553.37
  6. Step 6: Final answer
    x = 67,933.03

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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.