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Finding the Fourth Proportional to 14,034.52, 19,367.33 and 7,661.23

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Solution

The fourth proportional to 14,034.52, 19,367.33 and 7,661.23 is: 10,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.52 : 19,367.33 = 7,661.23 : x
  2. Step 2: Convert to fraction form
    14,034.52/19,367.33 = 7,661.23/x
  3. Step 3: Cross multiply
    14,034.52x = 19,367.33 × 7,661.23
  4. Step 4: Simplify right side
    14,034.52x = 148,377,531.31
  5. Step 5: Solve for x
    x = 148,377,531.31/14,034.52
  6. Step 6: Final answer
    x = 10,572.33

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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.