Home / 50,554.56-75,799.44-20,992.80

Finding the Fourth Proportional to 50,554.56, 75,799.44 and 20,992.80

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Solution

The fourth proportional to 50,554.56, 75,799.44 and 20,992.80 is: 31,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,554.56 : 75,799.44 = 20,992.80 : x
  2. Step 2: Convert to fraction form
    50,554.56/75,799.44 = 20,992.80/x
  3. Step 3: Cross multiply
    50,554.56x = 75,799.44 × 20,992.80
  4. Step 4: Simplify right side
    50,554.56x = 1,591,242,484.03
  5. Step 5: Solve for x
    x = 1,591,242,484.03/50,554.56
  6. Step 6: Final answer
    x = 31,475.75

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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.