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Finding the Fourth Proportional to 16,625.84, 24,955.16 and 8,834.64

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Solution

The fourth proportional to 16,625.84, 24,955.16 and 8,834.64 is: 13,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,625.84 : 24,955.16 = 8,834.64 : x
  2. Step 2: Convert to fraction form
    16,625.84/24,955.16 = 8,834.64/x
  3. Step 3: Cross multiply
    16,625.84x = 24,955.16 × 8,834.64
  4. Step 4: Simplify right side
    16,625.84x = 220,469,854.74
  5. Step 5: Solve for x
    x = 220,469,854.74/16,625.84
  6. Step 6: Final answer
    x = 13,260.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.