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Finding the Fourth Proportional to 17,314.81, 25,976.54 and 6,926.29

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Solution

The fourth proportional to 17,314.81, 25,976.54 and 6,926.29 is: 10,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,314.81 : 25,976.54 = 6,926.29 : x
  2. Step 2: Convert to fraction form
    17,314.81/25,976.54 = 6,926.29/x
  3. Step 3: Cross multiply
    17,314.81x = 25,976.54 × 6,926.29
  4. Step 4: Simplify right side
    17,314.81x = 179,921,014.61
  5. Step 5: Solve for x
    x = 179,921,014.61/17,314.81
  6. Step 6: Final answer
    x = 10,391.16

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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.