Home / 75,997.56-114,029.13-40,930.20

Finding the Fourth Proportional to 75,997.56, 114,029.13 and 40,930.20

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Solution

The fourth proportional to 75,997.56, 114,029.13 and 40,930.20 is: 61,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,997.56 : 114,029.13 = 40,930.20 : x
  2. Step 2: Convert to fraction form
    75,997.56/114,029.13 = 40,930.20/x
  3. Step 3: Cross multiply
    75,997.56x = 114,029.13 × 40,930.20
  4. Step 4: Simplify right side
    75,997.56x = 4,667,235,096.73
  5. Step 5: Solve for x
    x = 4,667,235,096.73/75,997.56
  6. Step 6: Final answer
    x = 61,412.96

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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.