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Finding the Fourth Proportional to 43,552.62, 65,328.69 and 15,850.62

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Solution

The fourth proportional to 43,552.62, 65,328.69 and 15,850.62 is: 23,775.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,552.62 : 65,328.69 = 15,850.62 : x
  2. Step 2: Convert to fraction form
    43,552.62/65,328.69 = 15,850.62/x
  3. Step 3: Cross multiply
    43,552.62x = 65,328.69 × 15,850.62
  4. Step 4: Simplify right side
    43,552.62x = 1,035,500,240.29
  5. Step 5: Solve for x
    x = 1,035,500,240.29/43,552.62
  6. Step 6: Final answer
    x = 23,775.84

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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.