Finding the Fourth Proportional to 167,652.48, 231,364.80 and 92,202.96
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Solution
The fourth proportional to 167,652.48, 231,364.80 and 92,202.96 is: 127,242.49
Step by Step Solution
- Step 1: Write the proportion equation
167,652.48 : 231,364.80 = 92,202.96 : x - Step 2: Convert to fraction form
167,652.48/231,364.80 = 92,202.96/x - Step 3: Cross multiply
167,652.48x = 231,364.80 × 92,202.96 - Step 4: Simplify right side
167,652.48x = 21,332,519,399.81 - Step 5: Solve for x
x = 21,332,519,399.81/167,652.48 - Step 6: Final answer
x = 127,242.49
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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.