Home / 49,891.10-74,654.40-36,769.10

Finding the Fourth Proportional to 49,891.10, 74,654.40 and 36,769.10

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Solution

The fourth proportional to 49,891.10, 74,654.40 and 36,769.10 is: 55,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.10 : 74,654.40 = 36,769.10 : x
  2. Step 2: Convert to fraction form
    49,891.10/74,654.40 = 36,769.10/x
  3. Step 3: Cross multiply
    49,891.10x = 74,654.40 × 36,769.10
  4. Step 4: Simplify right side
    49,891.10x = 2,744,975,099.04
  5. Step 5: Solve for x
    x = 2,744,975,099.04/49,891.10
  6. Step 6: Final answer
    x = 55,019.33

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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.