Finding the Fourth Proportional to 174,743.24, 262,115.13 and 74,895.62
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Solution
The fourth proportional to 174,743.24, 262,115.13 and 74,895.62 is: 112,343.55
Step by Step Solution
- Step 1: Write the proportion equation
174,743.24 : 262,115.13 = 74,895.62 : x - Step 2: Convert to fraction form
174,743.24/262,115.13 = 74,895.62/x - Step 3: Cross multiply
174,743.24x = 262,115.13 × 74,895.62 - Step 4: Simplify right side
174,743.24x = 19,631,275,172.73 - Step 5: Solve for x
x = 19,631,275,172.73/174,743.24 - Step 6: Final answer
x = 112,343.55
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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.