Finding the Fourth Proportional to 88,519.83, 122,156.26 and 48,232.55
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Solution
The fourth proportional to 88,519.83, 122,156.26 and 48,232.55 is: 66,560.32
Step by Step Solution
- Step 1: Write the proportion equation
88,519.83 : 122,156.26 = 48,232.55 : x - Step 2: Convert to fraction form
88,519.83/122,156.26 = 48,232.55/x - Step 3: Cross multiply
88,519.83x = 122,156.26 × 48,232.55 - Step 4: Simplify right side
88,519.83x = 5,891,907,918.26 - Step 5: Solve for x
x = 5,891,907,918.26/88,519.83 - Step 6: Final answer
x = 66,560.32
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1.5x scale
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.