Finding the Fourth Proportional to 132,241.24, 182,489.34 and 71,809.12
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Solution
The fourth proportional to 132,241.24, 182,489.34 and 71,809.12 is: 99,094.65
Step by Step Solution
- Step 1: Write the proportion equation
132,241.24 : 182,489.34 = 71,809.12 : x - Step 2: Convert to fraction form
132,241.24/182,489.34 = 71,809.12/x - Step 3: Cross multiply
132,241.24x = 182,489.34 × 71,809.12 - Step 4: Simplify right side
132,241.24x = 13,104,398,914.78 - Step 5: Solve for x
x = 13,104,398,914.78/132,241.24 - Step 6: Final answer
x = 99,094.65
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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.