Home / 206,542.31-284,867.69-149,396.00

Finding the Fourth Proportional to 206,542.31, 284,867.69 and 149,396.00

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Solution

The fourth proportional to 206,542.31, 284,867.69 and 149,396.00 is: 206,050.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,542.31 : 284,867.69 = 149,396.00 : x
  2. Step 2: Convert to fraction form
    206,542.31/284,867.69 = 149,396.00/x
  3. Step 3: Cross multiply
    206,542.31x = 284,867.69 × 149,396.00
  4. Step 4: Simplify right side
    206,542.31x = 42,558,091,243.92
  5. Step 5: Solve for x
    x = 42,558,091,243.92/206,542.31
  6. Step 6: Final answer
    x = 206,050.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.