Home / 148,588.72-222,884.16-43,480.96

Finding the Fourth Proportional to 148,588.72, 222,884.16 and 43,480.96

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Solution

The fourth proportional to 148,588.72, 222,884.16 and 43,480.96 is: 65,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,588.72 : 222,884.16 = 43,480.96 : x
  2. Step 2: Convert to fraction form
    148,588.72/222,884.16 = 43,480.96/x
  3. Step 3: Cross multiply
    148,588.72x = 222,884.16 × 43,480.96
  4. Step 4: Simplify right side
    148,588.72x = 9,691,217,245.59
  5. Step 5: Solve for x
    x = 9,691,217,245.59/148,588.72
  6. Step 6: Final answer
    x = 65,221.76

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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.