Finding the Fourth Proportional to 224,107.62, 309,268.51 and 123,505.62
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Solution
The fourth proportional to 224,107.62, 309,268.51 and 123,505.62 is: 170,437.75
Step by Step Solution
- Step 1: Write the proportion equation
224,107.62 : 309,268.51 = 123,505.62 : x - Step 2: Convert to fraction form
224,107.62/309,268.51 = 123,505.62/x - Step 3: Cross multiply
224,107.62x = 309,268.51 × 123,505.62 - Step 4: Simplify right side
224,107.62x = 38,196,399,074.03 - Step 5: Solve for x
x = 38,196,399,074.03/224,107.62 - Step 6: Final answer
x = 170,437.75
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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.