Finding the Fourth Proportional to 124,338.24, 186,507.36 and 30,843.99
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Solution
The fourth proportional to 124,338.24, 186,507.36 and 30,843.99 is: 46,265.99
Step by Step Solution
- Step 1: Write the proportion equation
124,338.24 : 186,507.36 = 30,843.99 : x - Step 2: Convert to fraction form
124,338.24/186,507.36 = 30,843.99/x - Step 3: Cross multiply
124,338.24x = 186,507.36 × 30,843.99 - Step 4: Simplify right side
124,338.24x = 5,752,631,146.77 - Step 5: Solve for x
x = 5,752,631,146.77/124,338.24 - Step 6: Final answer
x = 46,265.99
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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.