Finding the Fourth Proportional to 252,851.49, 379,332.63 and 95,079.95
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Solution
The fourth proportional to 252,851.49, 379,332.63 and 95,079.95 is: 142,640.75
Step by Step Solution
- Step 1: Write the proportion equation
252,851.49 : 379,332.63 = 95,079.95 : x - Step 2: Convert to fraction form
252,851.49/379,332.63 = 95,079.95/x - Step 3: Cross multiply
252,851.49x = 379,332.63 × 95,079.95 - Step 4: Simplify right side
252,851.49x = 36,066,925,597.11 - Step 5: Solve for x
x = 36,066,925,597.11/252,851.49 - Step 6: Final answer
x = 142,640.75
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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.