Finding the Fourth Proportional to 167,544.99, 231,213.63 and 91,064.26
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Solution
The fourth proportional to 167,544.99, 231,213.63 and 91,064.26 is: 125,669.52
Step by Step Solution
- Step 1: Write the proportion equation
167,544.99 : 231,213.63 = 91,064.26 : x - Step 2: Convert to fraction form
167,544.99/231,213.63 = 91,064.26/x - Step 3: Cross multiply
167,544.99x = 231,213.63 × 91,064.26 - Step 4: Simplify right side
167,544.99x = 21,055,298,748.37 - Step 5: Solve for x
x = 21,055,298,748.37/167,544.99 - Step 6: Final answer
x = 125,669.52
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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.