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Finding the Fourth Proportional to 17,203.25, 25,809.21 and 4,891.25

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Solution

The fourth proportional to 17,203.25, 25,809.21 and 4,891.25 is: 7,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.25 : 25,809.21 = 4,891.25 : x
  2. Step 2: Convert to fraction form
    17,203.25/25,809.21 = 4,891.25/x
  3. Step 3: Cross multiply
    17,203.25x = 25,809.21 × 4,891.25
  4. Step 4: Simplify right side
    17,203.25x = 126,239,298.41
  5. Step 5: Solve for x
    x = 126,239,298.41/17,203.25
  6. Step 6: Final answer
    x = 7,338.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.