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Finding the Fourth Proportional to 16,030.14, 22,121.50 and 8,860.56

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Solution

The fourth proportional to 16,030.14, 22,121.50 and 8,860.56 is: 12,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,030.14 : 22,121.50 = 8,860.56 : x
  2. Step 2: Convert to fraction form
    16,030.14/22,121.50 = 8,860.56/x
  3. Step 3: Cross multiply
    16,030.14x = 22,121.50 × 8,860.56
  4. Step 4: Simplify right side
    16,030.14x = 196,008,878.04
  5. Step 5: Solve for x
    x = 196,008,878.04/16,030.14
  6. Step 6: Final answer
    x = 12,227.52

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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.