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Finding the Fourth Proportional to 17,735.67, 26,611.65 and 6,643.26

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Solution

The fourth proportional to 17,735.67, 26,611.65 and 6,643.26 is: 9,967.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.67 : 26,611.65 = 6,643.26 : x
  2. Step 2: Convert to fraction form
    17,735.67/26,611.65 = 6,643.26/x
  3. Step 3: Cross multiply
    17,735.67x = 26,611.65 × 6,643.26
  4. Step 4: Simplify right side
    17,735.67x = 176,788,109.98
  5. Step 5: Solve for x
    x = 176,788,109.98/17,735.67
  6. Step 6: Final answer
    x = 9,967.94

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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.