Home / 43,481.62-65,251.65-15,401.57

Finding the Fourth Proportional to 43,481.62, 65,251.65 and 15,401.57

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Solution

The fourth proportional to 43,481.62, 65,251.65 and 15,401.57 is: 23,112.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,481.62 : 65,251.65 = 15,401.57 : x
  2. Step 2: Convert to fraction form
    43,481.62/65,251.65 = 15,401.57/x
  3. Step 3: Cross multiply
    43,481.62x = 65,251.65 × 15,401.57
  4. Step 4: Simplify right side
    43,481.62x = 1,004,977,855.09
  5. Step 5: Solve for x
    x = 1,004,977,855.09/43,481.62
  6. Step 6: Final answer
    x = 23,112.70

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1.5x scale

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.