Home / 50,343.12-75,523.80-20,744.52

Finding the Fourth Proportional to 50,343.12, 75,523.80 and 20,744.52

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Solution

The fourth proportional to 50,343.12, 75,523.80 and 20,744.52 is: 31,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,343.12 : 75,523.80 = 20,744.52 : x
  2. Step 2: Convert to fraction form
    50,343.12/75,523.80 = 20,744.52/x
  3. Step 3: Cross multiply
    50,343.12x = 75,523.80 × 20,744.52
  4. Step 4: Simplify right side
    50,343.12x = 1,566,704,979.58
  5. Step 5: Solve for x
    x = 1,566,704,979.58/50,343.12
  6. Step 6: Final answer
    x = 31,120.54

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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.