Home / 204,215.94-306,324.05-63,985.50

Finding the Fourth Proportional to 204,215.94, 306,324.05 and 63,985.50

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Solution

The fourth proportional to 204,215.94, 306,324.05 and 63,985.50 is: 95,978.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,215.94 : 306,324.05 = 63,985.50 : x
  2. Step 2: Convert to fraction form
    204,215.94/306,324.05 = 63,985.50/x
  3. Step 3: Cross multiply
    204,215.94x = 306,324.05 × 63,985.50
  4. Step 4: Simplify right side
    204,215.94x = 19,600,297,181.35
  5. Step 5: Solve for x
    x = 19,600,297,181.35/204,215.94
  6. Step 6: Final answer
    x = 95,978.29

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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.