Finding the Fourth Proportional to 224,234.87, 309,438.36 and 122,260.52
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Solution
The fourth proportional to 224,234.87, 309,438.36 and 122,260.52 is: 168,716.38
Step by Step Solution
- Step 1: Write the proportion equation
224,234.87 : 309,438.36 = 122,260.52 : x - Step 2: Convert to fraction form
224,234.87/309,438.36 = 122,260.52/x - Step 3: Cross multiply
224,234.87x = 309,438.36 × 122,260.52 - Step 4: Simplify right side
224,234.87x = 37,832,095,575.14 - Step 5: Solve for x
x = 37,832,095,575.14/224,234.87 - Step 6: Final answer
x = 168,716.38
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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.