Finding the Fourth Proportional to 204,014.99, 281,574.09 and 169,969.49
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Solution
The fourth proportional to 204,014.99, 281,574.09 and 169,969.49 is: 234,585.73
Step by Step Solution
- Step 1: Write the proportion equation
204,014.99 : 281,574.09 = 169,969.49 : x - Step 2: Convert to fraction form
204,014.99/281,574.09 = 169,969.49/x - Step 3: Cross multiply
204,014.99x = 281,574.09 × 169,969.49 - Step 4: Simplify right side
204,014.99x = 47,859,004,474.51 - Step 5: Solve for x
x = 47,859,004,474.51/204,014.99 - Step 6: Final answer
x = 234,585.73
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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.