Home / 204,472.24-306,784.48-92,118.72

Finding the Fourth Proportional to 204,472.24, 306,784.48 and 92,118.72

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Solution

The fourth proportional to 204,472.24, 306,784.48 and 92,118.72 is: 138,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,472.24 : 306,784.48 = 92,118.72 : x
  2. Step 2: Convert to fraction form
    204,472.24/306,784.48 = 92,118.72/x
  3. Step 3: Cross multiply
    204,472.24x = 306,784.48 × 92,118.72
  4. Step 4: Simplify right side
    204,472.24x = 28,260,593,613.47
  5. Step 5: Solve for x
    x = 28,260,593,613.47/204,472.24
  6. Step 6: Final answer
    x = 138,212.37

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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.