Home / 49,769.29-74,632.98-20,166.42

Finding the Fourth Proportional to 49,769.29, 74,632.98 and 20,166.42

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Solution

The fourth proportional to 49,769.29, 74,632.98 and 20,166.42 is: 30,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,769.29 : 74,632.98 = 20,166.42 : x
  2. Step 2: Convert to fraction form
    49,769.29/74,632.98 = 20,166.42/x
  3. Step 3: Cross multiply
    49,769.29x = 74,632.98 × 20,166.42
  4. Step 4: Simplify right side
    49,769.29x = 1,505,080,020.53
  5. Step 5: Solve for x
    x = 1,505,080,020.53/49,769.29
  6. Step 6: Final answer
    x = 30,241.14

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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.