Home / 133,564.14-200,314.77-38,769.30

Finding the Fourth Proportional to 133,564.14, 200,314.77 and 38,769.30

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Solution

The fourth proportional to 133,564.14, 200,314.77 and 38,769.30 is: 58,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,564.14 : 200,314.77 = 38,769.30 : x
  2. Step 2: Convert to fraction form
    133,564.14/200,314.77 = 38,769.30/x
  3. Step 3: Cross multiply
    133,564.14x = 200,314.77 × 38,769.30
  4. Step 4: Simplify right side
    133,564.14x = 7,766,063,412.56
  5. Step 5: Solve for x
    x = 7,766,063,412.56/133,564.14
  6. Step 6: Final answer
    x = 58,144.82

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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.