Home / 206,001.81-284,135.52-189,060.66

Finding the Fourth Proportional to 206,001.81, 284,135.52 and 189,060.66

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Solution

The fourth proportional to 206,001.81, 284,135.52 and 189,060.66 is: 260,768.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,001.81 : 284,135.52 = 189,060.66 : x
  2. Step 2: Convert to fraction form
    206,001.81/284,135.52 = 189,060.66/x
  3. Step 3: Cross multiply
    206,001.81x = 284,135.52 × 189,060.66
  4. Step 4: Simplify right side
    206,001.81x = 53,718,848,940.64
  5. Step 5: Solve for x
    x = 53,718,848,940.64/206,001.81
  6. Step 6: Final answer
    x = 260,768.82

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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.