Finding the Fourth Proportional to 171,161.24, 236,130.12 and 114,590.84
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Solution
The fourth proportional to 171,161.24, 236,130.12 and 114,590.84 is: 158,086.89
Step by Step Solution
- Step 1: Write the proportion equation
171,161.24 : 236,130.12 = 114,590.84 : x - Step 2: Convert to fraction form
171,161.24/236,130.12 = 114,590.84/x - Step 3: Cross multiply
171,161.24x = 236,130.12 × 114,590.84 - Step 4: Simplify right side
171,161.24x = 27,058,347,619.45 - Step 5: Solve for x
x = 27,058,347,619.45/171,161.24 - Step 6: Final answer
x = 158,086.89
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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.