Home / 206,684.73-285,215.58-116,039.04

Finding the Fourth Proportional to 206,684.73, 285,215.58 and 116,039.04

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Solution

The fourth proportional to 206,684.73, 285,215.58 and 116,039.04 is: 160,128.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,684.73 : 285,215.58 = 116,039.04 : x
  2. Step 2: Convert to fraction form
    206,684.73/285,215.58 = 116,039.04/x
  3. Step 3: Cross multiply
    206,684.73x = 285,215.58 × 116,039.04
  4. Step 4: Simplify right side
    206,684.73x = 33,096,142,096.24
  5. Step 5: Solve for x
    x = 33,096,142,096.24/206,684.73
  6. Step 6: Final answer
    x = 160,128.63

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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.