Home / 306,384.75-459,589.49-106,725.33

Finding the Fourth Proportional to 306,384.75, 459,589.49 and 106,725.33

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Solution

The fourth proportional to 306,384.75, 459,589.49 and 106,725.33 is: 160,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,384.75 : 459,589.49 = 106,725.33 : x
  2. Step 2: Convert to fraction form
    306,384.75/459,589.49 = 106,725.33/x
  3. Step 3: Cross multiply
    306,384.75x = 459,589.49 × 106,725.33
  4. Step 4: Simplify right side
    306,384.75x = 49,049,839,451.16
  5. Step 5: Solve for x
    x = 49,049,839,451.16/306,384.75
  6. Step 6: Final answer
    x = 160,092.30

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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.