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Finding the Fourth Proportional to 22,351.17, 30,833.96 and 16,288.41

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Solution

The fourth proportional to 22,351.17, 30,833.96 and 16,288.41 is: 22,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,351.17 : 30,833.96 = 16,288.41 : x
  2. Step 2: Convert to fraction form
    22,351.17/30,833.96 = 16,288.41/x
  3. Step 3: Cross multiply
    22,351.17x = 30,833.96 × 16,288.41
  4. Step 4: Simplify right side
    22,351.17x = 502,236,308.21
  5. Step 5: Solve for x
    x = 502,236,308.21/22,351.17
  6. Step 6: Final answer
    x = 22,470.25

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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.