Finding the Fourth Proportional to 88,847.24, 122,611.72 and 48,562.68
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Solution
The fourth proportional to 88,847.24, 122,611.72 and 48,562.68 is: 67,017.88
Step by Step Solution
- Step 1: Write the proportion equation
88,847.24 : 122,611.72 = 48,562.68 : x - Step 2: Convert to fraction form
88,847.24/122,611.72 = 48,562.68/x - Step 3: Cross multiply
88,847.24x = 122,611.72 × 48,562.68 - Step 4: Simplify right side
88,847.24x = 5,954,353,722.61 - Step 5: Solve for x
x = 5,954,353,722.61/88,847.24 - Step 6: Final answer
x = 67,017.88
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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.