Home / 99,777.66-149,616.45-33,194.34

Finding the Fourth Proportional to 99,777.66, 149,616.45 and 33,194.34

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Solution

The fourth proportional to 99,777.66, 149,616.45 and 33,194.34 is: 49,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,777.66 : 149,616.45 = 33,194.34 : x
  2. Step 2: Convert to fraction form
    99,777.66/149,616.45 = 33,194.34/x
  3. Step 3: Cross multiply
    99,777.66x = 149,616.45 × 33,194.34
  4. Step 4: Simplify right side
    99,777.66x = 4,966,419,310.89
  5. Step 5: Solve for x
    x = 4,966,419,310.89/99,777.66
  6. Step 6: Final answer
    x = 49,774.86

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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.