Finding the Fourth Proportional to 88,752.75, 122,479.79 and 48,466.99
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Solution
The fourth proportional to 88,752.75, 122,479.79 and 48,466.99 is: 66,884.99
Step by Step Solution
- Step 1: Write the proportion equation
88,752.75 : 122,479.79 = 48,466.99 : x - Step 2: Convert to fraction form
88,752.75/122,479.79 = 48,466.99/x - Step 3: Cross multiply
88,752.75x = 122,479.79 × 48,466.99 - Step 4: Simplify right side
88,752.75x = 5,936,226,757.13 - Step 5: Solve for x
x = 5,936,226,757.13/88,752.75 - Step 6: Final answer
x = 66,884.99
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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.