Home / 49,996.53-74,987.42-18,399.25

Finding the Fourth Proportional to 49,996.53, 74,987.42 and 18,399.25

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Solution

The fourth proportional to 49,996.53, 74,987.42 and 18,399.25 is: 27,596.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,996.53 : 74,987.42 = 18,399.25 : x
  2. Step 2: Convert to fraction form
    49,996.53/74,987.42 = 18,399.25/x
  3. Step 3: Cross multiply
    49,996.53x = 74,987.42 × 18,399.25
  4. Step 4: Simplify right side
    49,996.53x = 1,379,712,287.44
  5. Step 5: Solve for x
    x = 1,379,712,287.44/49,996.53
  6. Step 6: Final answer
    x = 27,596.16

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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.