Finding the Fourth Proportional to 94,520.51, 141,780.25 and 27,960.99
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Solution
The fourth proportional to 94,520.51, 141,780.25 and 27,960.99 is: 41,941.33
Step by Step Solution
- Step 1: Write the proportion equation
94,520.51 : 141,780.25 = 27,960.99 : x - Step 2: Convert to fraction form
94,520.51/141,780.25 = 27,960.99/x - Step 3: Cross multiply
94,520.51x = 141,780.25 × 27,960.99 - Step 4: Simplify right side
94,520.51x = 3,964,316,152.45 - Step 5: Solve for x
x = 3,964,316,152.45/94,520.51 - Step 6: Final answer
x = 41,941.33
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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.