Finding the Fourth Proportional to 237,174.18, 327,297.70 and 129,742.94
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Solution
The fourth proportional to 237,174.18, 327,297.70 and 129,742.94 is: 179,043.80
Step by Step Solution
- Step 1: Write the proportion equation
237,174.18 : 327,297.70 = 129,742.94 : x - Step 2: Convert to fraction form
237,174.18/327,297.70 = 129,742.94/x - Step 3: Cross multiply
237,174.18x = 327,297.70 × 129,742.94 - Step 4: Simplify right side
237,174.18x = 42,464,565,853.24 - Step 5: Solve for x
x = 42,464,565,853.24/237,174.18 - Step 6: Final answer
x = 179,043.80
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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.