Home / 49,804.35-74,703.29-20,224.77

Finding the Fourth Proportional to 49,804.35, 74,703.29 and 20,224.77

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Solution

The fourth proportional to 49,804.35, 74,703.29 and 20,224.77 is: 30,335.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,804.35 : 74,703.29 = 20,224.77 : x
  2. Step 2: Convert to fraction form
    49,804.35/74,703.29 = 20,224.77/x
  3. Step 3: Cross multiply
    49,804.35x = 74,703.29 × 20,224.77
  4. Step 4: Simplify right side
    49,804.35x = 1,510,856,757.37
  5. Step 5: Solve for x
    x = 1,510,856,757.37/49,804.35
  6. Step 6: Final answer
    x = 30,335.84

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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.