Home / 129,379.56-194,003.70-59,198.73

Finding the Fourth Proportional to 129,379.56, 194,003.70 and 59,198.73

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Solution

The fourth proportional to 129,379.56, 194,003.70 and 59,198.73 is: 88,768.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,379.56 : 194,003.70 = 59,198.73 : x
  2. Step 2: Convert to fraction form
    129,379.56/194,003.70 = 59,198.73/x
  3. Step 3: Cross multiply
    129,379.56x = 194,003.70 × 59,198.73
  4. Step 4: Simplify right side
    129,379.56x = 11,484,772,655.30
  5. Step 5: Solve for x
    x = 11,484,772,655.30/129,379.56
  6. Step 6: Final answer
    x = 88,768.06

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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.