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Finding the Fourth Proportional to 16,775.69, 25,163.60 and 5,089.01

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Solution

The fourth proportional to 16,775.69, 25,163.60 and 5,089.01 is: 7,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.69 : 25,163.60 = 5,089.01 : x
  2. Step 2: Convert to fraction form
    16,775.69/25,163.60 = 5,089.01/x
  3. Step 3: Cross multiply
    16,775.69x = 25,163.60 × 5,089.01
  4. Step 4: Simplify right side
    16,775.69x = 128,057,660.77
  5. Step 5: Solve for x
    x = 128,057,660.77/16,775.69
  6. Step 6: Final answer
    x = 7,633.53

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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.