Finding the Fourth Proportional to 126,701,996.06, 174,848,754.60 and 68,755,244.06
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Solution
The fourth proportional to 126,701,996.06, 174,848,754.60 and 68,755,244.06 is: 94,882,236.82
Step by Step Solution
- Step 1: Write the proportion equation
126,701,996.06 : 174,848,754.60 = 68,755,244.06 : x - Step 2: Convert to fraction form
126,701,996.06/174,848,754.60 = 68,755,244.06/x - Step 3: Cross multiply
126,701,996.06x = 174,848,754.60 × 68,755,244.06 - Step 4: Simplify right side
126,701,996.06x = 12,021,768,796,110,048 - Step 5: Solve for x
x = 12,021,768,796,110,048/126,701,996.06 - Step 6: Final answer
x = 94,882,236.82
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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.