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Finding the Fourth Proportional to 185,992, 279,067.02 and 101,653.65

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Solution

The fourth proportional to 185,992, 279,067.02 and 101,653.65 is: 152,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,992 : 279,067.02 = 101,653.65 : x
  2. Step 2: Convert to fraction form
    185,992/279,067.02 = 101,653.65/x
  3. Step 3: Cross multiply
    185,992x = 279,067.02 × 101,653.65
  4. Step 4: Simplify right side
    185,992x = 28,368,181,177.62
  5. Step 5: Solve for x
    x = 28,368,181,177.62/185,992
  6. Step 6: Final answer
    x = 152,523.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.