Home / 43,481.37-65,251.28-15,401.32

Finding the Fourth Proportional to 43,481.37, 65,251.28 and 15,401.32

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Solution

The fourth proportional to 43,481.37, 65,251.28 and 15,401.32 is: 23,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,481.37 : 65,251.28 = 15,401.32 : x
  2. Step 2: Convert to fraction form
    43,481.37/65,251.28 = 15,401.32/x
  3. Step 3: Cross multiply
    43,481.37x = 65,251.28 × 15,401.32
  4. Step 4: Simplify right side
    43,481.37x = 1,004,955,766.68
  5. Step 5: Solve for x
    x = 1,004,955,766.68/43,481.37
  6. Step 6: Final answer
    x = 23,112.33

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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.