Home / 129,456.06-194,184.03-35,961.78

Finding the Fourth Proportional to 129,456.06, 194,184.03 and 35,961.78

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Solution

The fourth proportional to 129,456.06, 194,184.03 and 35,961.78 is: 53,942.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,456.06 : 194,184.03 = 35,961.78 : x
  2. Step 2: Convert to fraction form
    129,456.06/194,184.03 = 35,961.78/x
  3. Step 3: Cross multiply
    129,456.06x = 194,184.03 × 35,961.78
  4. Step 4: Simplify right side
    129,456.06x = 6,983,203,366.37
  5. Step 5: Solve for x
    x = 6,983,203,366.37/129,456.06
  6. Step 6: Final answer
    x = 53,942.65

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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.