Finding the Fourth Proportional to 176,579.50, 263,205.82 and 162,407.74
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Solution
The fourth proportional to 176,579.50, 263,205.82 and 162,407.74 is: 242,081.68
Step by Step Solution
- Step 1: Write the proportion equation
176,579.50 : 263,205.82 = 162,407.74 : x - Step 2: Convert to fraction form
176,579.50/263,205.82 = 162,407.74/x - Step 3: Cross multiply
176,579.50x = 263,205.82 × 162,407.74 - Step 4: Simplify right side
176,579.50x = 42,746,662,381.05 - Step 5: Solve for x
x = 42,746,662,381.05/176,579.50 - Step 6: Final answer
x = 242,081.68
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.