Home / 206,593.56-309,849.54-56,795.20

Finding the Fourth Proportional to 206,593.56, 309,849.54 and 56,795.20

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Solution

The fourth proportional to 206,593.56, 309,849.54 and 56,795.20 is: 85,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,593.56 : 309,849.54 = 56,795.20 : x
  2. Step 2: Convert to fraction form
    206,593.56/309,849.54 = 56,795.20/x
  3. Step 3: Cross multiply
    206,593.56x = 309,849.54 × 56,795.20
  4. Step 4: Simplify right side
    206,593.56x = 17,597,966,594.21
  5. Step 5: Solve for x
    x = 17,597,966,594.21/206,593.56
  6. Step 6: Final answer
    x = 85,181.58

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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.