Finding the Fourth Proportional to 171,596.24, 236,722.72 and 107,969.12
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Solution
The fourth proportional to 171,596.24, 236,722.72 and 107,969.12 is: 148,946.99
Step by Step Solution
- Step 1: Write the proportion equation
171,596.24 : 236,722.72 = 107,969.12 : x - Step 2: Convert to fraction form
171,596.24/236,722.72 = 107,969.12/x - Step 3: Cross multiply
171,596.24x = 236,722.72 × 107,969.12 - Step 4: Simplify right side
171,596.24x = 25,558,743,762.41 - Step 5: Solve for x
x = 25,558,743,762.41/171,596.24 - Step 6: Final answer
x = 148,946.99
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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.