Finding the Fourth Proportional to 169,553.12, 233,982.12 and 94,101.68
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Solution
The fourth proportional to 169,553.12, 233,982.12 and 94,101.68 is: 129,859.66
Step by Step Solution
- Step 1: Write the proportion equation
169,553.12 : 233,982.12 = 94,101.68 : x - Step 2: Convert to fraction form
169,553.12/233,982.12 = 94,101.68/x - Step 3: Cross multiply
169,553.12x = 233,982.12 × 94,101.68 - Step 4: Simplify right side
169,553.12x = 22,018,110,581.96 - Step 5: Solve for x
x = 22,018,110,581.96/169,553.12 - Step 6: Final answer
x = 129,859.66
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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.