Home / 327,396.02-491,179.49-102,763.58

Finding the Fourth Proportional to 327,396.02, 491,179.49 and 102,763.58

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Solution

The fourth proportional to 327,396.02, 491,179.49 and 102,763.58 is: 154,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,396.02 : 491,179.49 = 102,763.58 : x
  2. Step 2: Convert to fraction form
    327,396.02/491,179.49 = 102,763.58/x
  3. Step 3: Cross multiply
    327,396.02x = 491,179.49 × 102,763.58
  4. Step 4: Simplify right side
    327,396.02x = 50,475,362,301.16
  5. Step 5: Solve for x
    x = 50,475,362,301.16/327,396.02
  6. Step 6: Final answer
    x = 154,172.19

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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.