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Finding the Fourth Proportional to 13,037.06, 17,991.12 and 7,294.52

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Solution

The fourth proportional to 13,037.06, 17,991.12 and 7,294.52 is: 10,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.06 : 17,991.12 = 7,294.52 : x
  2. Step 2: Convert to fraction form
    13,037.06/17,991.12 = 7,294.52/x
  3. Step 3: Cross multiply
    13,037.06x = 17,991.12 × 7,294.52
  4. Step 4: Simplify right side
    13,037.06x = 131,236,584.66
  5. Step 5: Solve for x
    x = 131,236,584.66/13,037.06
  6. Step 6: Final answer
    x = 10,066.42

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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.