Finding the Fourth Proportional to 88,811.32, 122,555.82 and 48,524.44
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Solution
The fourth proportional to 88,811.32, 122,555.82 and 48,524.44 is: 66,961.65
Step by Step Solution
- Step 1: Write the proportion equation
88,811.32 : 122,555.82 = 48,524.44 : x - Step 2: Convert to fraction form
88,811.32/122,555.82 = 48,524.44/x - Step 3: Cross multiply
88,811.32x = 122,555.82 × 48,524.44 - Step 4: Simplify right side
88,811.32x = 5,946,952,534.24 - Step 5: Solve for x
x = 5,946,952,534.24/88,811.32 - Step 6: Final answer
x = 66,961.65
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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.