Home / 101,026.76-151,546.21-30,906.68

Finding the Fourth Proportional to 101,026.76, 151,546.21 and 30,906.68

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Solution

The fourth proportional to 101,026.76, 151,546.21 and 30,906.68 is: 46,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,026.76 : 151,546.21 = 30,906.68 : x
  2. Step 2: Convert to fraction form
    101,026.76/151,546.21 = 30,906.68/x
  3. Step 3: Cross multiply
    101,026.76x = 151,546.21 × 30,906.68
  4. Step 4: Simplify right side
    101,026.76x = 4,683,790,217.68
  5. Step 5: Solve for x
    x = 4,683,790,217.68/101,026.76
  6. Step 6: Final answer
    x = 46,361.88

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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.