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Finding the Fourth Proportional to 13,850, 19,112.89 and 7,562.37

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Solution

The fourth proportional to 13,850, 19,112.89 and 7,562.37 is: 10,436.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850 : 19,112.89 = 7,562.37 : x
  2. Step 2: Convert to fraction form
    13,850/19,112.89 = 7,562.37/x
  3. Step 3: Cross multiply
    13,850x = 19,112.89 × 7,562.37
  4. Step 4: Simplify right side
    13,850x = 144,538,745.95
  5. Step 5: Solve for x
    x = 144,538,745.95/13,850
  6. Step 6: Final answer
    x = 10,436.01

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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.