Home / 204,818.20-307,227.30-173,325.40

Finding the Fourth Proportional to 204,818.20, 307,227.30 and 173,325.40

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Solution

The fourth proportional to 204,818.20, 307,227.30 and 173,325.40 is: 259,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,818.20 : 307,227.30 = 173,325.40 : x
  2. Step 2: Convert to fraction form
    204,818.20/307,227.30 = 173,325.40/x
  3. Step 3: Cross multiply
    204,818.20x = 307,227.30 × 173,325.40
  4. Step 4: Simplify right side
    204,818.20x = 53,250,294,663.42
  5. Step 5: Solve for x
    x = 53,250,294,663.42/204,818.20
  6. Step 6: Final answer
    x = 259,988.10

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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.