Finding the Fourth Proportional to 107,599.75, 161,425.55 and 33,727.75
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Solution
The fourth proportional to 107,599.75, 161,425.55 and 33,727.75 is: 50,599.75
Step by Step Solution
- Step 1: Write the proportion equation
107,599.75 : 161,425.55 = 33,727.75 : x - Step 2: Convert to fraction form
107,599.75/161,425.55 = 33,727.75/x - Step 3: Cross multiply
107,599.75x = 161,425.55 × 33,727.75 - Step 4: Simplify right side
107,599.75x = 5,444,520,594.01 - Step 5: Solve for x
x = 5,444,520,594.01/107,599.75 - Step 6: Final answer
x = 50,599.75
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1.5x scale
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.