Finding the Fourth Proportional to 74,935.26, 112,445.39 and 27,544.19
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Solution
The fourth proportional to 74,935.26, 112,445.39 and 27,544.19 is: 41,331.90
Step by Step Solution
- Step 1: Write the proportion equation
74,935.26 : 112,445.39 = 27,544.19 : x - Step 2: Convert to fraction form
74,935.26/112,445.39 = 27,544.19/x - Step 3: Cross multiply
74,935.26x = 112,445.39 × 27,544.19 - Step 4: Simplify right side
74,935.26x = 3,097,216,693.42 - Step 5: Solve for x
x = 3,097,216,693.42/74,935.26 - Step 6: Final answer
x = 41,331.90
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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.