Home / 51,936.26-77,908.23-18,656.60

Finding the Fourth Proportional to 51,936.26, 77,908.23 and 18,656.60

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Solution

The fourth proportional to 51,936.26, 77,908.23 and 18,656.60 is: 27,986.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,936.26 : 77,908.23 = 18,656.60 : x
  2. Step 2: Convert to fraction form
    51,936.26/77,908.23 = 18,656.60/x
  3. Step 3: Cross multiply
    51,936.26x = 77,908.23 × 18,656.60
  4. Step 4: Simplify right side
    51,936.26x = 1,453,502,294.28
  5. Step 5: Solve for x
    x = 1,453,502,294.28/51,936.26
  6. Step 6: Final answer
    x = 27,986.27

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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.