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Finding the Fourth Proportional to 17,064.46, 23,549.43 and 9,991.18

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Solution

The fourth proportional to 17,064.46, 23,549.43 and 9,991.18 is: 13,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,064.46 : 23,549.43 = 9,991.18 : x
  2. Step 2: Convert to fraction form
    17,064.46/23,549.43 = 9,991.18/x
  3. Step 3: Cross multiply
    17,064.46x = 23,549.43 × 9,991.18
  4. Step 4: Simplify right side
    17,064.46x = 235,286,594.03
  5. Step 5: Solve for x
    x = 235,286,594.03/17,064.46
  6. Step 6: Final answer
    x = 13,788.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.