Finding the Fourth Proportional to 174,543.09, 261,809.39 and 48,191.05
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Solution
The fourth proportional to 174,543.09, 261,809.39 and 48,191.05 is: 72,285.12
Step by Step Solution
- Step 1: Write the proportion equation
174,543.09 : 261,809.39 = 48,191.05 : x - Step 2: Convert to fraction form
174,543.09/261,809.39 = 48,191.05/x - Step 3: Cross multiply
174,543.09x = 261,809.39 × 48,191.05 - Step 4: Simplify right side
174,543.09x = 12,616,868,094.91 - Step 5: Solve for x
x = 12,616,868,094.91/174,543.09 - Step 6: Final answer
x = 72,285.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.