Home / 50,188.14-75,297.80-30,219.62

Finding the Fourth Proportional to 50,188.14, 75,297.80 and 30,219.62

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Solution

The fourth proportional to 50,188.14, 75,297.80 and 30,219.62 is: 45,338.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,188.14 : 75,297.80 = 30,219.62 : x
  2. Step 2: Convert to fraction form
    50,188.14/75,297.80 = 30,219.62/x
  3. Step 3: Cross multiply
    50,188.14x = 75,297.80 × 30,219.62
  4. Step 4: Simplify right side
    50,188.14x = 2,275,470,601.90
  5. Step 5: Solve for x
    x = 2,275,470,601.90/50,188.14
  6. Step 6: Final answer
    x = 45,338.81

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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.