Home / 100,850.15-151,181.25-34,244.73

Finding the Fourth Proportional to 100,850.15, 151,181.25 and 34,244.73

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Solution

The fourth proportional to 100,850.15, 151,181.25 and 34,244.73 is: 51,335.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,850.15 : 151,181.25 = 34,244.73 : x
  2. Step 2: Convert to fraction form
    100,850.15/151,181.25 = 34,244.73/x
  3. Step 3: Cross multiply
    100,850.15x = 151,181.25 × 34,244.73
  4. Step 4: Simplify right side
    100,850.15x = 5,177,161,087.31
  5. Step 5: Solve for x
    x = 5,177,161,087.31/100,850.15
  6. Step 6: Final answer
    x = 51,335.18

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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.