Home / 133,197.68-199,767.04-38,406.82

Finding the Fourth Proportional to 133,197.68, 199,767.04 and 38,406.82

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Solution

The fourth proportional to 133,197.68, 199,767.04 and 38,406.82 is: 57,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,197.68 : 199,767.04 = 38,406.82 : x
  2. Step 2: Convert to fraction form
    133,197.68/199,767.04 = 38,406.82/x
  3. Step 3: Cross multiply
    133,197.68x = 199,767.04 × 38,406.82
  4. Step 4: Simplify right side
    133,197.68x = 7,672,416,747.21
  5. Step 5: Solve for x
    x = 7,672,416,747.21/133,197.68
  6. Step 6: Final answer
    x = 57,601.73

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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.