Finding the Fourth Proportional to 73,816.70, 110,742.62 and 23,896.80
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Solution
The fourth proportional to 73,816.70, 110,742.62 and 23,896.80 is: 35,850.89
Step by Step Solution
- Step 1: Write the proportion equation
73,816.70 : 110,742.62 = 23,896.80 : x - Step 2: Convert to fraction form
73,816.70/110,742.62 = 23,896.80/x - Step 3: Cross multiply
73,816.70x = 110,742.62 × 23,896.80 - Step 4: Simplify right side
73,816.70x = 2,646,394,122.13 - Step 5: Solve for x
x = 2,646,394,122.13/73,816.70 - Step 6: Final answer
x = 35,850.89
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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.