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Finding the Fourth Proportional to 17,668, 26,502 and 5,356

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Solution

The fourth proportional to 17,668, 26,502 and 5,356 is: 8,034

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668 : 26,502 = 5,356 : x
  2. Step 2: Convert to fraction form
    17,668/26,502 = 5,356/x
  3. Step 3: Cross multiply
    17,668x = 26,502 × 5,356
  4. Step 4: Simplify right side
    17,668x = 141,944,712
  5. Step 5: Solve for x
    x = 141,944,712/17,668
  6. Step 6: Final answer
    x = 8,034

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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.