Finding the Fourth Proportional to 76,816.08, 115,224.12 and 24,229.65
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Solution
The fourth proportional to 76,816.08, 115,224.12 and 24,229.65 is: 36,344.48
Step by Step Solution
- Step 1: Write the proportion equation
76,816.08 : 115,224.12 = 24,229.65 : x - Step 2: Convert to fraction form
76,816.08/115,224.12 = 24,229.65/x - Step 3: Cross multiply
76,816.08x = 115,224.12 × 24,229.65 - Step 4: Simplify right side
76,816.08x = 2,791,840,099.16 - Step 5: Solve for x
x = 2,791,840,099.16/76,816.08 - Step 6: Final answer
x = 36,344.48
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.