Home / 327,188.43-451,513.51-181,991.07

Finding the Fourth Proportional to 327,188.43, 451,513.51 and 181,991.07

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Solution

The fourth proportional to 327,188.43, 451,513.51 and 181,991.07 is: 251,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,188.43 : 451,513.51 = 181,991.07 : x
  2. Step 2: Convert to fraction form
    327,188.43/451,513.51 = 181,991.07/x
  3. Step 3: Cross multiply
    327,188.43x = 451,513.51 × 181,991.07
  4. Step 4: Simplify right side
    327,188.43x = 82,171,426,349.38
  5. Step 5: Solve for x
    x = 82,171,426,349.38/327,188.43
  6. Step 6: Final answer
    x = 251,144.05

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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.