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Finding the Fourth Proportional to 17,894.86, 26,844.54 and 5,886.79

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Solution

The fourth proportional to 17,894.86, 26,844.54 and 5,886.79 is: 8,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.86 : 26,844.54 = 5,886.79 : x
  2. Step 2: Convert to fraction form
    17,894.86/26,844.54 = 5,886.79/x
  3. Step 3: Cross multiply
    17,894.86x = 26,844.54 × 5,886.79
  4. Step 4: Simplify right side
    17,894.86x = 158,028,080.44
  5. Step 5: Solve for x
    x = 158,028,080.44/17,894.86
  6. Step 6: Final answer
    x = 8,830.92

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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.