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Finding the Fourth Proportional to 30,214.17, 41,696.03 and 16,786.67

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Solution

The fourth proportional to 30,214.17, 41,696.03 and 16,786.67 is: 23,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214.17 : 41,696.03 = 16,786.67 : x
  2. Step 2: Convert to fraction form
    30,214.17/41,696.03 = 16,786.67/x
  3. Step 3: Cross multiply
    30,214.17x = 41,696.03 × 16,786.67
  4. Step 4: Simplify right side
    30,214.17x = 699,937,329.41
  5. Step 5: Solve for x
    x = 699,937,329.41/30,214.17
  6. Step 6: Final answer
    x = 23,165.86

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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.