Home / 50,022.53-75,033.93-20,440.37

Finding the Fourth Proportional to 50,022.53, 75,033.93 and 20,440.37

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Solution

The fourth proportional to 50,022.53, 75,033.93 and 20,440.37 is: 30,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,022.53 : 75,033.93 = 20,440.37 : x
  2. Step 2: Convert to fraction form
    50,022.53/75,033.93 = 20,440.37/x
  3. Step 3: Cross multiply
    50,022.53x = 75,033.93 × 20,440.37
  4. Step 4: Simplify right side
    50,022.53x = 1,533,721,479.34
  5. Step 5: Solve for x
    x = 1,533,721,479.34/50,022.53
  6. Step 6: Final answer
    x = 30,660.61

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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.