Home / 133,667.13-200,814.26-126,101.33

Finding the Fourth Proportional to 133,667.13, 200,814.26 and 126,101.33

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Solution

The fourth proportional to 133,667.13, 200,814.26 and 126,101.33 is: 189,447.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,667.13 : 200,814.26 = 126,101.33 : x
  2. Step 2: Convert to fraction form
    133,667.13/200,814.26 = 126,101.33/x
  3. Step 3: Cross multiply
    133,667.13x = 200,814.26 × 126,101.33
  4. Step 4: Simplify right side
    133,667.13x = 25,322,945,096.76
  5. Step 5: Solve for x
    x = 25,322,945,096.76/133,667.13
  6. Step 6: Final answer
    x = 189,447.81

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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.