Finding the Fourth Proportional to 89,173.08, 133,759.87 and 22,613.26
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Solution
The fourth proportional to 89,173.08, 133,759.87 and 22,613.26 is: 33,919.95
Step by Step Solution
- Step 1: Write the proportion equation
89,173.08 : 133,759.87 = 22,613.26 : x - Step 2: Convert to fraction form
89,173.08/133,759.87 = 22,613.26/x - Step 3: Cross multiply
89,173.08x = 133,759.87 × 22,613.26 - Step 4: Simplify right side
89,173.08x = 3,024,746,049.08 - Step 5: Solve for x
x = 3,024,746,049.08/89,173.08 - Step 6: Final answer
x = 33,919.95
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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.