Finding the Fourth Proportional to 107,847.36, 161,794.08 and 37,728.96
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Solution
The fourth proportional to 107,847.36, 161,794.08 and 37,728.96 is: 56,601.50
Step by Step Solution
- Step 1: Write the proportion equation
107,847.36 : 161,794.08 = 37,728.96 : x - Step 2: Convert to fraction form
107,847.36/161,794.08 = 37,728.96/x - Step 3: Cross multiply
107,847.36x = 161,794.08 × 37,728.96 - Step 4: Simplify right side
107,847.36x = 6,104,322,372.56 - Step 5: Solve for x
x = 6,104,322,372.56/107,847.36 - Step 6: Final answer
x = 56,601.50
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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.