Finding the Fourth Proportional to 204,021.80, 306,032.70 and 173,841.20
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Solution
The fourth proportional to 204,021.80, 306,032.70 and 173,841.20 is: 260,761.80
Step by Step Solution
- Step 1: Write the proportion equation
204,021.80 : 306,032.70 = 173,841.20 : x - Step 2: Convert to fraction form
204,021.80/306,032.70 = 173,841.20/x - Step 3: Cross multiply
204,021.80x = 306,032.70 × 173,841.20 - Step 4: Simplify right side
204,021.80x = 53,201,091,807.24 - Step 5: Solve for x
x = 53,201,091,807.24/204,021.80 - Step 6: Final answer
x = 260,761.80
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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.