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Finding the Fourth Proportional to 17,958, 26,934.93 and 6,864.44

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Solution

The fourth proportional to 17,958, 26,934.93 and 6,864.44 is: 10,295.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958 : 26,934.93 = 6,864.44 : x
  2. Step 2: Convert to fraction form
    17,958/26,934.93 = 6,864.44/x
  3. Step 3: Cross multiply
    17,958x = 26,934.93 × 6,864.44
  4. Step 4: Simplify right side
    17,958x = 184,893,076.21
  5. Step 5: Solve for x
    x = 184,893,076.21/17,958
  6. Step 6: Final answer
    x = 10,295.86

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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.