Finding the Fourth Proportional to 98,268.24, 135,571.68 and 60,476.88
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Solution
The fourth proportional to 98,268.24, 135,571.68 and 60,476.88 is: 83,434.41
Step by Step Solution
- Step 1: Write the proportion equation
98,268.24 : 135,571.68 = 60,476.88 : x - Step 2: Convert to fraction form
98,268.24/135,571.68 = 60,476.88/x - Step 3: Cross multiply
98,268.24x = 135,571.68 × 60,476.88 - Step 4: Simplify right side
98,268.24x = 8,198,952,222.76 - Step 5: Solve for x
x = 8,198,952,222.76/98,268.24 - Step 6: Final answer
x = 83,434.41
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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.