Home / 99,616.12-149,446.04-29,500.88

Finding the Fourth Proportional to 99,616.12, 149,446.04 and 29,500.88

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Solution

The fourth proportional to 99,616.12, 149,446.04 and 29,500.88 is: 44,257.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,616.12 : 149,446.04 = 29,500.88 : x
  2. Step 2: Convert to fraction form
    99,616.12/149,446.04 = 29,500.88/x
  3. Step 3: Cross multiply
    99,616.12x = 149,446.04 × 29,500.88
  4. Step 4: Simplify right side
    99,616.12x = 4,408,789,692.52
  5. Step 5: Solve for x
    x = 4,408,789,692.52/99,616.12
  6. Step 6: Final answer
    x = 44,257.79

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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.