Home / 74,076.96-111,127.68-24,142.56

Finding the Fourth Proportional to 74,076.96, 111,127.68 and 24,142.56

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Solution

The fourth proportional to 74,076.96, 111,127.68 and 24,142.56 is: 36,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,076.96 : 111,127.68 = 24,142.56 : x
  2. Step 2: Convert to fraction form
    74,076.96/111,127.68 = 24,142.56/x
  3. Step 3: Cross multiply
    74,076.96x = 111,127.68 × 24,142.56
  4. Step 4: Simplify right side
    74,076.96x = 2,682,906,682.06
  5. Step 5: Solve for x
    x = 2,682,906,682.06/74,076.96
  6. Step 6: Final answer
    x = 36,217.83

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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.