Home / 206,581.44-309,873.53-56,837.55

Finding the Fourth Proportional to 206,581.44, 309,873.53 and 56,837.55

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Solution

The fourth proportional to 206,581.44, 309,873.53 and 56,837.55 is: 85,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,581.44 : 309,873.53 = 56,837.55 : x
  2. Step 2: Convert to fraction form
    206,581.44/309,873.53 = 56,837.55/x
  3. Step 3: Cross multiply
    206,581.44x = 309,873.53 × 56,837.55
  4. Step 4: Simplify right side
    206,581.44x = 17,612,451,970.86
  5. Step 5: Solve for x
    x = 17,612,451,970.86/206,581.44
  6. Step 6: Final answer
    x = 85,256.70

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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.