Home / 204,379.86-306,632.21-104,610.74

Finding the Fourth Proportional to 204,379.86, 306,632.21 and 104,610.74

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Solution

The fourth proportional to 204,379.86, 306,632.21 and 104,610.74 is: 156,948.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,379.86 : 306,632.21 = 104,610.74 : x
  2. Step 2: Convert to fraction form
    204,379.86/306,632.21 = 104,610.74/x
  3. Step 3: Cross multiply
    204,379.86x = 306,632.21 × 104,610.74
  4. Step 4: Simplify right side
    204,379.86x = 32,077,022,395.94
  5. Step 5: Solve for x
    x = 32,077,022,395.94/204,379.86
  6. Step 6: Final answer
    x = 156,948.06

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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.