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Finding the Fourth Proportional to 16,517.90, 22,763.24 and 16,214.25

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Solution

The fourth proportional to 16,517.90, 22,763.24 and 16,214.25 is: 22,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,517.90 : 22,763.24 = 16,214.25 : x
  2. Step 2: Convert to fraction form
    16,517.90/22,763.24 = 16,214.25/x
  3. Step 3: Cross multiply
    16,517.90x = 22,763.24 × 16,214.25
  4. Step 4: Simplify right side
    16,517.90x = 369,088,783.10
  5. Step 5: Solve for x
    x = 369,088,783.10/16,517.90
  6. Step 6: Final answer
    x = 22,344.77

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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.