Home / 99,229.14-148,769.88-43,058.78

Finding the Fourth Proportional to 99,229.14, 148,769.88 and 43,058.78

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Solution

The fourth proportional to 99,229.14, 148,769.88 and 43,058.78 is: 64,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,229.14 : 148,769.88 = 43,058.78 : x
  2. Step 2: Convert to fraction form
    99,229.14/148,769.88 = 43,058.78/x
  3. Step 3: Cross multiply
    99,229.14x = 148,769.88 × 43,058.78
  4. Step 4: Simplify right side
    99,229.14x = 6,405,848,789.70
  5. Step 5: Solve for x
    x = 6,405,848,789.70/99,229.14
  6. Step 6: Final answer
    x = 64,556.13

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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.