Home / 234,216.20-351,127.42-189,732.64

Finding the Fourth Proportional to 234,216.20, 351,127.42 and 189,732.64

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Solution

The fourth proportional to 234,216.20, 351,127.42 and 189,732.64 is: 284,439.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,216.20 : 351,127.42 = 189,732.64 : x
  2. Step 2: Convert to fraction form
    234,216.20/351,127.42 = 189,732.64/x
  3. Step 3: Cross multiply
    234,216.20x = 351,127.42 × 189,732.64
  4. Step 4: Simplify right side
    234,216.20x = 66,620,332,372.99
  5. Step 5: Solve for x
    x = 66,620,332,372.99/234,216.20
  6. Step 6: Final answer
    x = 284,439.47

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1.5x scale

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.