Home / 99,500.22-149,249.99-40,335.73

Finding the Fourth Proportional to 99,500.22, 149,249.99 and 40,335.73

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Solution

The fourth proportional to 99,500.22, 149,249.99 and 40,335.73 is: 60,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,500.22 : 149,249.99 = 40,335.73 : x
  2. Step 2: Convert to fraction form
    99,500.22/149,249.99 = 40,335.73/x
  3. Step 3: Cross multiply
    99,500.22x = 149,249.99 × 40,335.73
  4. Step 4: Simplify right side
    99,500.22x = 6,020,107,299.14
  5. Step 5: Solve for x
    x = 6,020,107,299.14/99,500.22
  6. Step 6: Final answer
    x = 60,503.46

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1.5x scale

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.