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Finding the Fourth Proportional to 34,363.36, 51,544.08 and 10,991.20

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Solution

The fourth proportional to 34,363.36, 51,544.08 and 10,991.20 is: 16,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,363.36 : 51,544.08 = 10,991.20 : x
  2. Step 2: Convert to fraction form
    34,363.36/51,544.08 = 10,991.20/x
  3. Step 3: Cross multiply
    34,363.36x = 51,544.08 × 10,991.20
  4. Step 4: Simplify right side
    34,363.36x = 566,531,292.10
  5. Step 5: Solve for x
    x = 566,531,292.10/34,363.36
  6. Step 6: Final answer
    x = 16,486.49

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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.