Finding the Fourth Proportional to 168,238.44, 252,403.02 and 55,936.80
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Solution
The fourth proportional to 168,238.44, 252,403.02 and 55,936.80 is: 83,920.28
Step by Step Solution
- Step 1: Write the proportion equation
168,238.44 : 252,403.02 = 55,936.80 : x - Step 2: Convert to fraction form
168,238.44/252,403.02 = 55,936.80/x - Step 3: Cross multiply
168,238.44x = 252,403.02 × 55,936.80 - Step 4: Simplify right side
168,238.44x = 14,118,617,249.14 - Step 5: Solve for x
x = 14,118,617,249.14/168,238.44 - Step 6: Final answer
x = 83,920.28
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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.