Home / 50,239.80-75,356.04-20,256.06

Finding the Fourth Proportional to 50,239.80, 75,356.04 and 20,256.06

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Solution

The fourth proportional to 50,239.80, 75,356.04 and 20,256.06 is: 30,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,239.80 : 75,356.04 = 20,256.06 : x
  2. Step 2: Convert to fraction form
    50,239.80/75,356.04 = 20,256.06/x
  3. Step 3: Cross multiply
    50,239.80x = 75,356.04 × 20,256.06
  4. Step 4: Simplify right side
    50,239.80x = 1,526,416,467.60
  5. Step 5: Solve for x
    x = 1,526,416,467.60/50,239.80
  6. Step 6: Final answer
    x = 30,382.61

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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.