Finding the Fourth Proportional to 83,662.68, 125,518.59 and 33,717.07
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Solution
The fourth proportional to 83,662.68, 125,518.59 and 33,717.07 is: 50,585.50
Step by Step Solution
- Step 1: Write the proportion equation
83,662.68 : 125,518.59 = 33,717.07 : x - Step 2: Convert to fraction form
83,662.68/125,518.59 = 33,717.07/x - Step 3: Cross multiply
83,662.68x = 125,518.59 × 33,717.07 - Step 4: Simplify right side
83,662.68x = 4,232,118,771.53 - Step 5: Solve for x
x = 4,232,118,771.53/83,662.68 - Step 6: Final answer
x = 50,585.50
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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.