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Finding the Fourth Proportional to 33,537.49, 46,261.15 and 19,916.28

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Solution

The fourth proportional to 33,537.49, 46,261.15 and 19,916.28 is: 27,472.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,537.49 : 46,261.15 = 19,916.28 : x
  2. Step 2: Convert to fraction form
    33,537.49/46,261.15 = 19,916.28/x
  3. Step 3: Cross multiply
    33,537.49x = 46,261.15 × 19,916.28
  4. Step 4: Simplify right side
    33,537.49x = 921,350,016.52
  5. Step 5: Solve for x
    x = 921,350,016.52/33,537.49
  6. Step 6: Final answer
    x = 27,472.24

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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.