Home / 49,769.79-74,633.73-20,166.93

Finding the Fourth Proportional to 49,769.79, 74,633.73 and 20,166.93

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Solution

The fourth proportional to 49,769.79, 74,633.73 and 20,166.93 is: 30,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,769.79 : 74,633.73 = 20,166.93 : x
  2. Step 2: Convert to fraction form
    49,769.79/74,633.73 = 20,166.93/x
  3. Step 3: Cross multiply
    49,769.79x = 74,633.73 × 20,166.93
  4. Step 4: Simplify right side
    49,769.79x = 1,505,133,208.55
  5. Step 5: Solve for x
    x = 1,505,133,208.55/49,769.79
  6. Step 6: Final answer
    x = 30,241.90

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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.