Finding the Fourth Proportional to 158,361.27, 218,560.29 and 97,096.62
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Solution
The fourth proportional to 158,361.27, 218,560.29 and 97,096.62 is: 134,006.66
Step by Step Solution
- Step 1: Write the proportion equation
158,361.27 : 218,560.29 = 97,096.62 : x - Step 2: Convert to fraction form
158,361.27/218,560.29 = 97,096.62/x - Step 3: Cross multiply
158,361.27x = 218,560.29 × 97,096.62 - Step 4: Simplify right side
158,361.27x = 21,221,465,425.22 - Step 5: Solve for x
x = 21,221,465,425.22/158,361.27 - Step 6: Final answer
x = 134,006.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.