Finding the Fourth Proportional to 83,063.81, 124,597.49 and 29,759.26
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Solution
The fourth proportional to 83,063.81, 124,597.49 and 29,759.26 is: 44,639.53
Step by Step Solution
- Step 1: Write the proportion equation
83,063.81 : 124,597.49 = 29,759.26 : x - Step 2: Convert to fraction form
83,063.81/124,597.49 = 29,759.26/x - Step 3: Cross multiply
83,063.81x = 124,597.49 × 29,759.26 - Step 4: Simplify right side
83,063.81x = 3,707,929,100.26 - Step 5: Solve for x
x = 3,707,929,100.26/83,063.81 - Step 6: Final answer
x = 44,639.53
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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.