Home / 204,445.58-306,717.76-64,204.20

Finding the Fourth Proportional to 204,445.58, 306,717.76 and 64,204.20

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Solution

The fourth proportional to 204,445.58, 306,717.76 and 64,204.20 is: 96,321.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,445.58 : 306,717.76 = 64,204.20 : x
  2. Step 2: Convert to fraction form
    204,445.58/306,717.76 = 64,204.20/x
  3. Step 3: Cross multiply
    204,445.58x = 306,717.76 × 64,204.20
  4. Step 4: Simplify right side
    204,445.58x = 19,692,568,406.59
  5. Step 5: Solve for x
    x = 19,692,568,406.59/204,445.58
  6. Step 6: Final answer
    x = 96,321.81

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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.