Home / 206,724.66-285,358.98-201,036.61

Finding the Fourth Proportional to 206,724.66, 285,358.98 and 201,036.61

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Solution

The fourth proportional to 206,724.66, 285,358.98 and 201,036.61 is: 277,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,724.66 : 285,358.98 = 201,036.61 : x
  2. Step 2: Convert to fraction form
    206,724.66/285,358.98 = 201,036.61/x
  3. Step 3: Cross multiply
    206,724.66x = 285,358.98 × 201,036.61
  4. Step 4: Simplify right side
    206,724.66x = 57,367,601,972.26
  5. Step 5: Solve for x
    x = 57,367,601,972.26/206,724.66
  6. Step 6: Final answer
    x = 277,507.30

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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.