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Finding the Fourth Proportional to 24,037, 36,055.50 and 7,621

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Solution

The fourth proportional to 24,037, 36,055.50 and 7,621 is: 11,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,037 : 36,055.50 = 7,621 : x
  2. Step 2: Convert to fraction form
    24,037/36,055.50 = 7,621/x
  3. Step 3: Cross multiply
    24,037x = 36,055.50 × 7,621
  4. Step 4: Simplify right side
    24,037x = 274,778,965.50
  5. Step 5: Solve for x
    x = 274,778,965.50/24,037
  6. Step 6: Final answer
    x = 11,431.50

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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.