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Finding the Fourth Proportional to 23,751, 35,626.50 and 9,900

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Solution

The fourth proportional to 23,751, 35,626.50 and 9,900 is: 14,850

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,751 : 35,626.50 = 9,900 : x
  2. Step 2: Convert to fraction form
    23,751/35,626.50 = 9,900/x
  3. Step 3: Cross multiply
    23,751x = 35,626.50 × 9,900
  4. Step 4: Simplify right side
    23,751x = 352,702,350
  5. Step 5: Solve for x
    x = 352,702,350/23,751
  6. Step 6: Final answer
    x = 14,850

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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.