Home / 206,837.82-309,969.70-94,242.86

Finding the Fourth Proportional to 206,837.82, 309,969.70 and 94,242.86

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Solution

The fourth proportional to 206,837.82, 309,969.70 and 94,242.86 is: 141,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,837.82 : 309,969.70 = 94,242.86 : x
  2. Step 2: Convert to fraction form
    206,837.82/309,969.70 = 94,242.86/x
  3. Step 3: Cross multiply
    206,837.82x = 309,969.70 × 94,242.86
  4. Step 4: Simplify right side
    206,837.82x = 29,212,431,041.34
  5. Step 5: Solve for x
    x = 29,212,431,041.34/206,837.82
  6. Step 6: Final answer
    x = 141,233.51

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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.