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Finding the Fourth Proportional to 17,111.13, 23,611.97 and 9,557.01

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Solution

The fourth proportional to 17,111.13, 23,611.97 and 9,557.01 is: 13,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,111.13 : 23,611.97 = 9,557.01 : x
  2. Step 2: Convert to fraction form
    17,111.13/23,611.97 = 9,557.01/x
  3. Step 3: Cross multiply
    17,111.13x = 23,611.97 × 9,557.01
  4. Step 4: Simplify right side
    17,111.13x = 225,659,785.62
  5. Step 5: Solve for x
    x = 225,659,785.62/17,111.13
  6. Step 6: Final answer
    x = 13,187.89

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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.