Home / 50,350.38-75,559.80-20,767.98

Finding the Fourth Proportional to 50,350.38, 75,559.80 and 20,767.98

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Solution

The fourth proportional to 50,350.38, 75,559.80 and 20,767.98 is: 31,166.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,350.38 : 75,559.80 = 20,767.98 : x
  2. Step 2: Convert to fraction form
    50,350.38/75,559.80 = 20,767.98/x
  3. Step 3: Cross multiply
    50,350.38x = 75,559.80 × 20,767.98
  4. Step 4: Simplify right side
    50,350.38x = 1,569,224,415.20
  5. Step 5: Solve for x
    x = 1,569,224,415.20/50,350.38
  6. Step 6: Final answer
    x = 31,166.09

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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.