Home / 99,305.16-148,910.82-36,081.22

Finding the Fourth Proportional to 99,305.16, 148,910.82 and 36,081.22

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Solution

The fourth proportional to 99,305.16, 148,910.82 and 36,081.22 is: 54,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,305.16 : 148,910.82 = 36,081.22 : x
  2. Step 2: Convert to fraction form
    99,305.16/148,910.82 = 36,081.22/x
  3. Step 3: Cross multiply
    99,305.16x = 148,910.82 × 36,081.22
  4. Step 4: Simplify right side
    99,305.16x = 5,372,884,056.80
  5. Step 5: Solve for x
    x = 5,372,884,056.80/99,305.16
  6. Step 6: Final answer
    x = 54,104.78

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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.