Home / 129,691.05-194,553.57-50,795.01

Finding the Fourth Proportional to 129,691.05, 194,553.57 and 50,795.01

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Solution

The fourth proportional to 129,691.05, 194,553.57 and 50,795.01 is: 76,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,691.05 : 194,553.57 = 50,795.01 : x
  2. Step 2: Convert to fraction form
    129,691.05/194,553.57 = 50,795.01/x
  3. Step 3: Cross multiply
    129,691.05x = 194,553.57 × 50,795.01
  4. Step 4: Simplify right side
    129,691.05x = 9,882,350,533.69
  5. Step 5: Solve for x
    x = 9,882,350,533.69/129,691.05
  6. Step 6: Final answer
    x = 76,199.17

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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.