Home / 327,181.42-451,505.55-181,985.68

Finding the Fourth Proportional to 327,181.42, 451,505.55 and 181,985.68

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Solution

The fourth proportional to 327,181.42, 451,505.55 and 181,985.68 is: 251,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,181.42 : 451,505.55 = 181,985.68 : x
  2. Step 2: Convert to fraction form
    327,181.42/451,505.55 = 181,985.68/x
  3. Step 3: Cross multiply
    327,181.42x = 451,505.55 × 181,985.68
  4. Step 4: Simplify right side
    327,181.42x = 82,167,544,540.52
  5. Step 5: Solve for x
    x = 82,167,544,540.52/327,181.42
  6. Step 6: Final answer
    x = 251,137.56

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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.