Home / 227,040.50-340,570.33-67,116.80

Finding the Fourth Proportional to 227,040.50, 340,570.33 and 67,116.80

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Solution

The fourth proportional to 227,040.50, 340,570.33 and 67,116.80 is: 100,678.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,040.50 : 340,570.33 = 67,116.80 : x
  2. Step 2: Convert to fraction form
    227,040.50/340,570.33 = 67,116.80/x
  3. Step 3: Cross multiply
    227,040.50x = 340,570.33 × 67,116.80
  4. Step 4: Simplify right side
    227,040.50x = 22,857,990,724.54
  5. Step 5: Solve for x
    x = 22,857,990,724.54/227,040.50
  6. Step 6: Final answer
    x = 100,678.03

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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.