Home / 327,627.34-491,440.42-103,007.37

Finding the Fourth Proportional to 327,627.34, 491,440.42 and 103,007.37

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Solution

The fourth proportional to 327,627.34, 491,440.42 and 103,007.37 is: 154,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,627.34 : 491,440.42 = 103,007.37 : x
  2. Step 2: Convert to fraction form
    327,627.34/491,440.42 = 103,007.37/x
  3. Step 3: Cross multiply
    327,627.34x = 491,440.42 × 103,007.37
  4. Step 4: Simplify right side
    327,627.34x = 50,621,985,175.90
  5. Step 5: Solve for x
    x = 50,621,985,175.90/327,627.34
  6. Step 6: Final answer
    x = 154,510.87

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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.