Finding the Fourth Proportional to 213,492.44, 294,619.62 and 117,999.14
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Solution
The fourth proportional to 213,492.44, 294,619.62 and 117,999.14 is: 162,838.84
Step by Step Solution
- Step 1: Write the proportion equation
213,492.44 : 294,619.62 = 117,999.14 : x - Step 2: Convert to fraction form
213,492.44/294,619.62 = 117,999.14/x - Step 3: Cross multiply
213,492.44x = 294,619.62 × 117,999.14 - Step 4: Simplify right side
213,492.44x = 34,764,861,787.13 - Step 5: Solve for x
x = 34,764,861,787.13/213,492.44 - Step 6: Final answer
x = 162,838.84
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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.