Home / 50,544.06-75,783.66-20,982.30

Finding the Fourth Proportional to 50,544.06, 75,783.66 and 20,982.30

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Solution

The fourth proportional to 50,544.06, 75,783.66 and 20,982.30 is: 31,459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,544.06 : 75,783.66 = 20,982.30 : x
  2. Step 2: Convert to fraction form
    50,544.06/75,783.66 = 20,982.30/x
  3. Step 3: Cross multiply
    50,544.06x = 75,783.66 × 20,982.30
  4. Step 4: Simplify right side
    50,544.06x = 1,590,115,489.22
  5. Step 5: Solve for x
    x = 1,590,115,489.22/50,544.06
  6. Step 6: Final answer
    x = 31,459.99

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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.