Home / 181,236.96-250,115.34-100,664.82

Finding the Fourth Proportional to 181,236.96, 250,115.34 and 100,664.82

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Solution

The fourth proportional to 181,236.96, 250,115.34 and 100,664.82 is: 138,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,236.96 : 250,115.34 = 100,664.82 : x
  2. Step 2: Convert to fraction form
    181,236.96/250,115.34 = 100,664.82/x
  3. Step 3: Cross multiply
    181,236.96x = 250,115.34 × 100,664.82
  4. Step 4: Simplify right side
    181,236.96x = 25,177,815,680.34
  5. Step 5: Solve for x
    x = 25,177,815,680.34/181,236.96
  6. Step 6: Final answer
    x = 138,922.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.