Home / 204,400.44-306,588.26-76,291.92

Finding the Fourth Proportional to 204,400.44, 306,588.26 and 76,291.92

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Solution

The fourth proportional to 204,400.44, 306,588.26 and 76,291.92 is: 114,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,400.44 : 306,588.26 = 76,291.92 : x
  2. Step 2: Convert to fraction form
    204,400.44/306,588.26 = 76,291.92/x
  3. Step 3: Cross multiply
    204,400.44x = 306,588.26 × 76,291.92
  4. Step 4: Simplify right side
    204,400.44x = 23,390,207,004.86
  5. Step 5: Solve for x
    x = 23,390,207,004.86/204,400.44
  6. Step 6: Final answer
    x = 114,433.25

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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.