Finding the Fourth Proportional to 216,233.82, 324,350.73 and 110,985.66
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Solution
The fourth proportional to 216,233.82, 324,350.73 and 110,985.66 is: 166,478.49
Step by Step Solution
- Step 1: Write the proportion equation
216,233.82 : 324,350.73 = 110,985.66 : x - Step 2: Convert to fraction form
216,233.82/324,350.73 = 110,985.66/x - Step 3: Cross multiply
216,233.82x = 324,350.73 × 110,985.66 - Step 4: Simplify right side
216,233.82x = 35,998,279,840.53 - Step 5: Solve for x
x = 35,998,279,840.53/216,233.82 - Step 6: Final answer
x = 166,478.49
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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.