Finding the Fourth Proportional to 88,611.32, 122,282.33 and 48,324.99
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Solution
The fourth proportional to 88,611.32, 122,282.33 and 48,324.99 is: 66,687.78
Step by Step Solution
- Step 1: Write the proportion equation
88,611.32 : 122,282.33 = 48,324.99 : x - Step 2: Convert to fraction form
88,611.32/122,282.33 = 48,324.99/x - Step 3: Cross multiply
88,611.32x = 122,282.33 × 48,324.99 - Step 4: Simplify right side
88,611.32x = 5,909,291,903.52 - Step 5: Solve for x
x = 5,909,291,903.52/88,611.32 - Step 6: Final answer
x = 66,687.78
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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.