Finding the Fourth Proportional to 167,014.01, 230,493.84 and 91,577.09
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Solution
The fourth proportional to 167,014.01, 230,493.84 and 91,577.09 is: 126,384.34
Step by Step Solution
- Step 1: Write the proportion equation
167,014.01 : 230,493.84 = 91,577.09 : x - Step 2: Convert to fraction form
167,014.01/230,493.84 = 91,577.09/x - Step 3: Cross multiply
167,014.01x = 230,493.84 × 91,577.09 - Step 4: Simplify right side
167,014.01x = 21,107,955,130.13 - Step 5: Solve for x
x = 21,107,955,130.13/167,014.01 - Step 6: Final answer
x = 126,384.34
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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.