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Finding the Fourth Proportional to 33,428.52, 46,131 and 18,322.02

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Solution

The fourth proportional to 33,428.52, 46,131 and 18,322.02 is: 25,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428.52 : 46,131 = 18,322.02 : x
  2. Step 2: Convert to fraction form
    33,428.52/46,131 = 18,322.02/x
  3. Step 3: Cross multiply
    33,428.52x = 46,131 × 18,322.02
  4. Step 4: Simplify right side
    33,428.52x = 845,213,104.62
  5. Step 5: Solve for x
    x = 845,213,104.62/33,428.52
  6. Step 6: Final answer
    x = 25,284.19

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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.