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Finding the Fourth Proportional to 16,624.98, 24,916.66 and 8,307.32

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Solution

The fourth proportional to 16,624.98, 24,916.66 and 8,307.32 is: 12,450.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,624.98 : 24,916.66 = 8,307.32 : x
  2. Step 2: Convert to fraction form
    16,624.98/24,916.66 = 8,307.32/x
  3. Step 3: Cross multiply
    16,624.98x = 24,916.66 × 8,307.32
  4. Step 4: Simplify right side
    16,624.98x = 206,990,667.95
  5. Step 5: Solve for x
    x = 206,990,667.95/16,624.98
  6. Step 6: Final answer
    x = 12,450.58

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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.