Home / 49,131.54-73,697.31-17,949.78

Finding the Fourth Proportional to 49,131.54, 73,697.31 and 17,949.78

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Solution

The fourth proportional to 49,131.54, 73,697.31 and 17,949.78 is: 26,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,131.54 : 73,697.31 = 17,949.78 : x
  2. Step 2: Convert to fraction form
    49,131.54/73,697.31 = 17,949.78/x
  3. Step 3: Cross multiply
    49,131.54x = 73,697.31 × 17,949.78
  4. Step 4: Simplify right side
    49,131.54x = 1,322,850,501.09
  5. Step 5: Solve for x
    x = 1,322,850,501.09/49,131.54
  6. Step 6: Final answer
    x = 26,924.67

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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.