Home / 50,132.32-75,198.56-20,544.64

Finding the Fourth Proportional to 50,132.32, 75,198.56 and 20,544.64

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Solution

The fourth proportional to 50,132.32, 75,198.56 and 20,544.64 is: 30,816.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,132.32 : 75,198.56 = 20,544.64 : x
  2. Step 2: Convert to fraction form
    50,132.32/75,198.56 = 20,544.64/x
  3. Step 3: Cross multiply
    50,132.32x = 75,198.56 × 20,544.64
  4. Step 4: Simplify right side
    50,132.32x = 1,544,927,343.72
  5. Step 5: Solve for x
    x = 1,544,927,343.72/50,132.32
  6. Step 6: Final answer
    x = 30,816.99

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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.