Finding the Fourth Proportional to 223,791.99, 335,688.09 and 74,032.28
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Solution
The fourth proportional to 223,791.99, 335,688.09 and 74,032.28 is: 111,048.45
Step by Step Solution
- Step 1: Write the proportion equation
223,791.99 : 335,688.09 = 74,032.28 : x - Step 2: Convert to fraction form
223,791.99/335,688.09 = 74,032.28/x - Step 3: Cross multiply
223,791.99x = 335,688.09 × 74,032.28 - Step 4: Simplify right side
223,791.99x = 24,851,752,993.10 - Step 5: Solve for x
x = 24,851,752,993.10/223,791.99 - Step 6: Final answer
x = 111,048.45
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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.