Home / 50,546.06-75,786.66-20,984.30

Finding the Fourth Proportional to 50,546.06, 75,786.66 and 20,984.30

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Solution

The fourth proportional to 50,546.06, 75,786.66 and 20,984.30 is: 31,462.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,546.06 : 75,786.66 = 20,984.30 : x
  2. Step 2: Convert to fraction form
    50,546.06/75,786.66 = 20,984.30/x
  3. Step 3: Cross multiply
    50,546.06x = 75,786.66 × 20,984.30
  4. Step 4: Simplify right side
    50,546.06x = 1,590,330,009.44
  5. Step 5: Solve for x
    x = 1,590,330,009.44/50,546.06
  6. Step 6: Final answer
    x = 31,462.99

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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.