Finding the Fourth Proportional to 234,011.36, 351,069.87 and 74,096.99
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Solution
The fourth proportional to 234,011.36, 351,069.87 and 74,096.99 is: 111,162.21
Step by Step Solution
- Step 1: Write the proportion equation
234,011.36 : 351,069.87 = 74,096.99 : x - Step 2: Convert to fraction form
234,011.36/351,069.87 = 74,096.99/x - Step 3: Cross multiply
234,011.36x = 351,069.87 × 74,096.99 - Step 4: Simplify right side
234,011.36x = 26,013,218,891.34 - Step 5: Solve for x
x = 26,013,218,891.34/234,011.36 - Step 6: Final answer
x = 111,162.21
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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.