Home / 49,973.15-74,958.75-20,383.94

Finding the Fourth Proportional to 49,973.15, 74,958.75 and 20,383.94

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Solution

The fourth proportional to 49,973.15, 74,958.75 and 20,383.94 is: 30,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,973.15 : 74,958.75 = 20,383.94 : x
  2. Step 2: Convert to fraction form
    49,973.15/74,958.75 = 20,383.94/x
  3. Step 3: Cross multiply
    49,973.15x = 74,958.75 × 20,383.94
  4. Step 4: Simplify right side
    49,973.15x = 1,527,954,287.68
  5. Step 5: Solve for x
    x = 1,527,954,287.68/49,973.15
  6. Step 6: Final answer
    x = 30,575.51

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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.