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Finding the Fourth Proportional to 17,207.68, 25,822.44 and 7,347.03

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Solution

The fourth proportional to 17,207.68, 25,822.44 and 7,347.03 is: 11,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.68 : 25,822.44 = 7,347.03 : x
  2. Step 2: Convert to fraction form
    17,207.68/25,822.44 = 7,347.03/x
  3. Step 3: Cross multiply
    17,207.68x = 25,822.44 × 7,347.03
  4. Step 4: Simplify right side
    17,207.68x = 189,718,241.35
  5. Step 5: Solve for x
    x = 189,718,241.35/17,207.68
  6. Step 6: Final answer
    x = 11,025.21

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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.