Finding the Fourth Proportional to 73,836.12, 101,858.37 and 48,331.26
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Solution
The fourth proportional to 73,836.12, 101,858.37 and 48,331.26 is: 66,673.92
Step by Step Solution
- Step 1: Write the proportion equation
73,836.12 : 101,858.37 = 48,331.26 : x - Step 2: Convert to fraction form
73,836.12/101,858.37 = 48,331.26/x - Step 3: Cross multiply
73,836.12x = 101,858.37 × 48,331.26 - Step 4: Simplify right side
73,836.12x = 4,922,943,363.65 - Step 5: Solve for x
x = 4,922,943,363.65/73,836.12 - Step 6: Final answer
x = 66,673.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.