Home / 327,172.55-451,491.64-181,975.20

Finding the Fourth Proportional to 327,172.55, 451,491.64 and 181,975.20

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Solution

The fourth proportional to 327,172.55, 451,491.64 and 181,975.20 is: 251,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,172.55 : 451,491.64 = 181,975.20 : x
  2. Step 2: Convert to fraction form
    327,172.55/451,491.64 = 181,975.20/x
  3. Step 3: Cross multiply
    327,172.55x = 451,491.64 × 181,975.20
  4. Step 4: Simplify right side
    327,172.55x = 82,160,281,487.33
  5. Step 5: Solve for x
    x = 82,160,281,487.33/327,172.55
  6. Step 6: Final answer
    x = 251,122.17

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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.