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Finding the Fourth Proportional to 13,667.52, 18,862.50 and 8,001.93

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Solution

The fourth proportional to 13,667.52, 18,862.50 and 8,001.93 is: 11,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667.52 : 18,862.50 = 8,001.93 : x
  2. Step 2: Convert to fraction form
    13,667.52/18,862.50 = 8,001.93/x
  3. Step 3: Cross multiply
    13,667.52x = 18,862.50 × 8,001.93
  4. Step 4: Simplify right side
    13,667.52x = 150,936,404.63
  5. Step 5: Solve for x
    x = 150,936,404.63/13,667.52
  6. Step 6: Final answer
    x = 11,043.44

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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.