Finding the Fourth Proportional to 151,246.44, 226,990.62 and 68,146.92
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Solution
The fourth proportional to 151,246.44, 226,990.62 and 68,146.92 is: 102,274.88
Step by Step Solution
- Step 1: Write the proportion equation
151,246.44 : 226,990.62 = 68,146.92 : x - Step 2: Convert to fraction form
151,246.44/226,990.62 = 68,146.92/x - Step 3: Cross multiply
151,246.44x = 226,990.62 × 68,146.92 - Step 4: Simplify right side
151,246.44x = 15,468,711,621.89 - Step 5: Solve for x
x = 15,468,711,621.89/151,246.44 - Step 6: Final answer
x = 102,274.88
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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.