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Finding the Fourth Proportional to 17,228.51, 25,837.11 and 6,697.79

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Solution

The fourth proportional to 17,228.51, 25,837.11 and 6,697.79 is: 10,044.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,228.51 : 25,837.11 = 6,697.79 : x
  2. Step 2: Convert to fraction form
    17,228.51/25,837.11 = 6,697.79/x
  3. Step 3: Cross multiply
    17,228.51x = 25,837.11 × 6,697.79
  4. Step 4: Simplify right side
    17,228.51x = 173,051,407.80
  5. Step 5: Solve for x
    x = 173,051,407.80/17,228.51
  6. Step 6: Final answer
    x = 10,044.48

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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.