Finding the Fourth Proportional to 94,197.22, 129,984.63 and 53,901.74
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Solution
The fourth proportional to 94,197.22, 129,984.63 and 53,901.74 is: 74,380.09
Step by Step Solution
- Step 1: Write the proportion equation
94,197.22 : 129,984.63 = 53,901.74 : x - Step 2: Convert to fraction form
94,197.22/129,984.63 = 53,901.74/x - Step 3: Cross multiply
94,197.22x = 129,984.63 × 53,901.74 - Step 4: Simplify right side
94,197.22x = 7,006,397,730.26 - Step 5: Solve for x
x = 7,006,397,730.26/94,197.22 - Step 6: Final answer
x = 74,380.09
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1.5x scale
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.