Home / 340,039.24-510,087.42-103,383.97

Finding the Fourth Proportional to 340,039.24, 510,087.42 and 103,383.97

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Solution

The fourth proportional to 340,039.24, 510,087.42 and 103,383.97 is: 155,084.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,039.24 : 510,087.42 = 103,383.97 : x
  2. Step 2: Convert to fraction form
    340,039.24/510,087.42 = 103,383.97/x
  3. Step 3: Cross multiply
    340,039.24x = 510,087.42 × 103,383.97
  4. Step 4: Simplify right side
    340,039.24x = 52,734,861,251.44
  5. Step 5: Solve for x
    x = 52,734,861,251.44/340,039.24
  6. Step 6: Final answer
    x = 155,084.64

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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.