Home / 196,812.28-295,202.18-54,660.90

Finding the Fourth Proportional to 196,812.28, 295,202.18 and 54,660.90

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Solution

The fourth proportional to 196,812.28, 295,202.18 and 54,660.90 is: 81,986.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,812.28 : 295,202.18 = 54,660.90 : x
  2. Step 2: Convert to fraction form
    196,812.28/295,202.18 = 54,660.90/x
  3. Step 3: Cross multiply
    196,812.28x = 295,202.18 × 54,660.90
  4. Step 4: Simplify right side
    196,812.28x = 16,136,015,665.43
  5. Step 5: Solve for x
    x = 16,136,015,665.43/196,812.28
  6. Step 6: Final answer
    x = 81,986.83

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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.