Finding the Fourth Proportional to 273,765.02, 410,646.92 and 74,090.70
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Solution
The fourth proportional to 273,765.02, 410,646.92 and 74,090.70 is: 111,135.89
Step by Step Solution
- Step 1: Write the proportion equation
273,765.02 : 410,646.92 = 74,090.70 : x - Step 2: Convert to fraction form
273,765.02/410,646.92 = 74,090.70/x - Step 3: Cross multiply
273,765.02x = 410,646.92 × 74,090.70 - Step 4: Simplify right side
273,765.02x = 30,425,117,385.19 - Step 5: Solve for x
x = 30,425,117,385.19/273,765.02 - Step 6: Final answer
x = 111,135.89
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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.