Finding the Fourth Proportional to 224,158.36, 309,336.56 and 122,183.84
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Solution
The fourth proportional to 224,158.36, 309,336.56 and 122,183.84 is: 168,612.62
Step by Step Solution
- Step 1: Write the proportion equation
224,158.36 : 309,336.56 = 122,183.84 : x - Step 2: Convert to fraction form
224,158.36/309,336.56 = 122,183.84/x - Step 3: Cross multiply
224,158.36x = 309,336.56 × 122,183.84 - Step 4: Simplify right side
224,158.36x = 37,795,928,753.19 - Step 5: Solve for x
x = 37,795,928,753.19/224,158.36 - Step 6: Final answer
x = 168,612.62
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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.