Home / 227,917.10-342,183.45-133,244.30

Finding the Fourth Proportional to 227,917.10, 342,183.45 and 133,244.30

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Solution

The fourth proportional to 227,917.10, 342,183.45 and 133,244.30 is: 200,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,917.10 : 342,183.45 = 133,244.30 : x
  2. Step 2: Convert to fraction form
    227,917.10/342,183.45 = 133,244.30/x
  3. Step 3: Cross multiply
    227,917.10x = 342,183.45 × 133,244.30
  4. Step 4: Simplify right side
    227,917.10x = 45,593,994,266.84
  5. Step 5: Solve for x
    x = 45,593,994,266.84/227,917.10
  6. Step 6: Final answer
    x = 200,046.40

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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.