Home / 327,817.76-491,475.54-103,048.16

Finding the Fourth Proportional to 327,817.76, 491,475.54 and 103,048.16

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Solution

The fourth proportional to 327,817.76, 491,475.54 and 103,048.16 is: 154,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,817.76 : 491,475.54 = 103,048.16 : x
  2. Step 2: Convert to fraction form
    327,817.76/491,475.54 = 103,048.16/x
  3. Step 3: Cross multiply
    327,817.76x = 491,475.54 × 103,048.16
  4. Step 4: Simplify right side
    327,817.76x = 50,645,650,082.01
  5. Step 5: Solve for x
    x = 50,645,650,082.01/327,817.76
  6. Step 6: Final answer
    x = 154,493.31

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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.