Home / 204,442.57-306,713.27-64,201.20

Finding the Fourth Proportional to 204,442.57, 306,713.27 and 64,201.20

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Solution

The fourth proportional to 204,442.57, 306,713.27 and 64,201.20 is: 96,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,442.57 : 306,713.27 = 64,201.20 : x
  2. Step 2: Convert to fraction form
    204,442.57/306,713.27 = 64,201.20/x
  3. Step 3: Cross multiply
    204,442.57x = 306,713.27 × 64,201.20
  4. Step 4: Simplify right side
    204,442.57x = 19,691,359,989.92
  5. Step 5: Solve for x
    x = 19,691,359,989.92/204,442.57
  6. Step 6: Final answer
    x = 96,317.32

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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.