Home / 204,331.10-306,523.42-67,508.74

Finding the Fourth Proportional to 204,331.10, 306,523.42 and 67,508.74

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Solution

The fourth proportional to 204,331.10, 306,523.42 and 67,508.74 is: 101,271.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,331.10 : 306,523.42 = 67,508.74 : x
  2. Step 2: Convert to fraction form
    204,331.10/306,523.42 = 67,508.74/x
  3. Step 3: Cross multiply
    204,331.10x = 306,523.42 × 67,508.74
  4. Step 4: Simplify right side
    204,331.10x = 20,693,010,079.07
  5. Step 5: Solve for x
    x = 20,693,010,079.07/204,331.10
  6. Step 6: Final answer
    x = 101,271.96

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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.