Finding the Fourth Proportional to 265,944.70, 366,986.19 and 163,957.60
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Solution
The fourth proportional to 265,944.70, 366,986.19 and 163,957.60 is: 226,250.70
Step by Step Solution
- Step 1: Write the proportion equation
265,944.70 : 366,986.19 = 163,957.60 : x - Step 2: Convert to fraction form
265,944.70/366,986.19 = 163,957.60/x - Step 3: Cross multiply
265,944.70x = 366,986.19 × 163,957.60 - Step 4: Simplify right side
265,944.70x = 60,170,174,945.54 - Step 5: Solve for x
x = 60,170,174,945.54/265,944.70 - Step 6: Final answer
x = 226,250.70
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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.