Home / 206,654.72-285,183.36-116,010.86

Finding the Fourth Proportional to 206,654.72, 285,183.36 and 116,010.86

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Solution

The fourth proportional to 206,654.72, 285,183.36 and 116,010.86 is: 160,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,654.72 : 285,183.36 = 116,010.86 : x
  2. Step 2: Convert to fraction form
    206,654.72/285,183.36 = 116,010.86/x
  3. Step 3: Cross multiply
    206,654.72x = 285,183.36 × 116,010.86
  4. Step 4: Simplify right side
    206,654.72x = 33,084,366,851.29
  5. Step 5: Solve for x
    x = 33,084,366,851.29/206,654.72
  6. Step 6: Final answer
    x = 160,094.90

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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.