Home / 50,093.16-75,139.74-20,504.36

Finding the Fourth Proportional to 50,093.16, 75,139.74 and 20,504.36

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Solution

The fourth proportional to 50,093.16, 75,139.74 and 20,504.36 is: 30,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,093.16 : 75,139.74 = 20,504.36 : x
  2. Step 2: Convert to fraction form
    50,093.16/75,139.74 = 20,504.36/x
  3. Step 3: Cross multiply
    50,093.16x = 75,139.74 × 20,504.36
  4. Step 4: Simplify right side
    50,093.16x = 1,540,692,279.27
  5. Step 5: Solve for x
    x = 1,540,692,279.27/50,093.16
  6. Step 6: Final answer
    x = 30,756.54

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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.