Finding the Fourth Proportional to 169,994.53, 234,585.21 and 93,508.75
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Solution
The fourth proportional to 169,994.53, 234,585.21 and 93,508.75 is: 129,038.09
Step by Step Solution
- Step 1: Write the proportion equation
169,994.53 : 234,585.21 = 93,508.75 : x - Step 2: Convert to fraction form
169,994.53/234,585.21 = 93,508.75/x - Step 3: Cross multiply
169,994.53x = 234,585.21 × 93,508.75 - Step 4: Simplify right side
169,994.53x = 21,935,769,755.59 - Step 5: Solve for x
x = 21,935,769,755.59/169,994.53 - Step 6: Final answer
x = 129,038.09
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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.