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Finding the Fourth Proportional to 19,946.54, 27,526.41 and 10,994.39

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Solution

The fourth proportional to 19,946.54, 27,526.41 and 10,994.39 is: 15,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.54 : 27,526.41 = 10,994.39 : x
  2. Step 2: Convert to fraction form
    19,946.54/27,526.41 = 10,994.39/x
  3. Step 3: Cross multiply
    19,946.54x = 27,526.41 × 10,994.39
  4. Step 4: Simplify right side
    19,946.54x = 302,635,949.21
  5. Step 5: Solve for x
    x = 302,635,949.21/19,946.54
  6. Step 6: Final answer
    x = 15,172.36

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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.