Home / 95,383.70-131,610.39-61,338.86

Finding the Fourth Proportional to 95,383.70, 131,610.39 and 61,338.86

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Solution

The fourth proportional to 95,383.70, 131,610.39 and 61,338.86 is: 84,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,383.70 : 131,610.39 = 61,338.86 : x
  2. Step 2: Convert to fraction form
    95,383.70/131,610.39 = 61,338.86/x
  3. Step 3: Cross multiply
    95,383.70x = 131,610.39 × 61,338.86
  4. Step 4: Simplify right side
    95,383.70x = 8,072,831,286.76
  5. Step 5: Solve for x
    x = 8,072,831,286.76/95,383.70
  6. Step 6: Final answer
    x = 84,635.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.