Home / 99,295.92-149,049.99-40,170.24

Finding the Fourth Proportional to 99,295.92, 149,049.99 and 40,170.24

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Solution

The fourth proportional to 99,295.92, 149,049.99 and 40,170.24 is: 60,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.92 : 149,049.99 = 40,170.24 : x
  2. Step 2: Convert to fraction form
    99,295.92/149,049.99 = 40,170.24/x
  3. Step 3: Cross multiply
    99,295.92x = 149,049.99 × 40,170.24
  4. Step 4: Simplify right side
    99,295.92x = 5,987,373,870.30
  5. Step 5: Solve for x
    x = 5,987,373,870.30/99,295.92
  6. Step 6: Final answer
    x = 60,298.29

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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.