Home / 204,218.85-306,357.44-63,988.41

Finding the Fourth Proportional to 204,218.85, 306,357.44 and 63,988.41

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Solution

The fourth proportional to 204,218.85, 306,357.44 and 63,988.41 is: 95,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,218.85 : 306,357.44 = 63,988.41 : x
  2. Step 2: Convert to fraction form
    204,218.85/306,357.44 = 63,988.41/x
  3. Step 3: Cross multiply
    204,218.85x = 306,357.44 × 63,988.41
  4. Step 4: Simplify right side
    204,218.85x = 19,603,325,477.27
  5. Step 5: Solve for x
    x = 19,603,325,477.27/204,218.85
  6. Step 6: Final answer
    x = 95,991.75

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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.