Home / 50,493.63-75,742.37-18,900.37

Finding the Fourth Proportional to 50,493.63, 75,742.37 and 18,900.37

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Solution

The fourth proportional to 50,493.63, 75,742.37 and 18,900.37 is: 28,351.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,493.63 : 75,742.37 = 18,900.37 : x
  2. Step 2: Convert to fraction form
    50,493.63/75,742.37 = 18,900.37/x
  3. Step 3: Cross multiply
    50,493.63x = 75,742.37 × 18,900.37
  4. Step 4: Simplify right side
    50,493.63x = 1,431,558,675.57
  5. Step 5: Solve for x
    x = 1,431,558,675.57/50,493.63
  6. Step 6: Final answer
    x = 28,351.27

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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.