Home / 204,262.08-306,401.22-71,155.86

Finding the Fourth Proportional to 204,262.08, 306,401.22 and 71,155.86

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Solution

The fourth proportional to 204,262.08, 306,401.22 and 71,155.86 is: 106,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,262.08 : 306,401.22 = 71,155.86 : x
  2. Step 2: Convert to fraction form
    204,262.08/306,401.22 = 71,155.86/x
  3. Step 3: Cross multiply
    204,262.08x = 306,401.22 × 71,155.86
  4. Step 4: Simplify right side
    204,262.08x = 21,802,242,314.15
  5. Step 5: Solve for x
    x = 21,802,242,314.15/204,262.08
  6. Step 6: Final answer
    x = 106,736.61

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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.