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Finding the Fourth Proportional to 13,092.95, 19,643.07 and 7,253.66

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Solution

The fourth proportional to 13,092.95, 19,643.07 and 7,253.66 is: 10,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.95 : 19,643.07 = 7,253.66 : x
  2. Step 2: Convert to fraction form
    13,092.95/19,643.07 = 7,253.66/x
  3. Step 3: Cross multiply
    13,092.95x = 19,643.07 × 7,253.66
  4. Step 4: Simplify right side
    13,092.95x = 142,484,052.92
  5. Step 5: Solve for x
    x = 142,484,052.92/13,092.95
  6. Step 6: Final answer
    x = 10,882.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.