Home / 135,921.34-203,910.27-41,156.83

Finding the Fourth Proportional to 135,921.34, 203,910.27 and 41,156.83

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Solution

The fourth proportional to 135,921.34, 203,910.27 and 41,156.83 is: 61,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,921.34 : 203,910.27 = 41,156.83 : x
  2. Step 2: Convert to fraction form
    135,921.34/203,910.27 = 41,156.83/x
  3. Step 3: Cross multiply
    135,921.34x = 203,910.27 × 41,156.83
  4. Step 4: Simplify right side
    135,921.34x = 8,392,300,317.64
  5. Step 5: Solve for x
    x = 8,392,300,317.64/135,921.34
  6. Step 6: Final answer
    x = 61,743.80

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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.