Home / 129,555.89-194,333.85-50,614.77

Finding the Fourth Proportional to 129,555.89, 194,333.85 and 50,614.77

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Solution

The fourth proportional to 129,555.89, 194,333.85 and 50,614.77 is: 75,922.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,555.89 : 194,333.85 = 50,614.77 : x
  2. Step 2: Convert to fraction form
    129,555.89/194,333.85 = 50,614.77/x
  3. Step 3: Cross multiply
    129,555.89x = 194,333.85 × 50,614.77
  4. Step 4: Simplify right side
    129,555.89x = 9,836,163,849.72
  5. Step 5: Solve for x
    x = 9,836,163,849.72/129,555.89
  6. Step 6: Final answer
    x = 75,922.17

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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.