Finding the Fourth Proportional to 224,244.68, 309,460.06 and 122,269.28
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Solution
The fourth proportional to 224,244.68, 309,460.06 and 122,269.28 is: 168,732.92
Step by Step Solution
- Step 1: Write the proportion equation
224,244.68 : 309,460.06 = 122,269.28 : x - Step 2: Convert to fraction form
224,244.68/309,460.06 = 122,269.28/x - Step 3: Cross multiply
224,244.68x = 309,460.06 × 122,269.28 - Step 4: Simplify right side
224,244.68x = 37,837,458,724.96 - Step 5: Solve for x
x = 37,837,458,724.96/224,244.68 - Step 6: Final answer
x = 168,732.92
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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.