Finding the Fourth Proportional to 126,701,999.06, 174,848,758.74 and 68,755,247.06
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Solution
The fourth proportional to 126,701,999.06, 174,848,758.74 and 68,755,247.06 is: 94,882,240.96
Step by Step Solution
- Step 1: Write the proportion equation
126,701,999.06 : 174,848,758.74 = 68,755,247.06 : x - Step 2: Convert to fraction form
126,701,999.06/174,848,758.74 = 68,755,247.06/x - Step 3: Cross multiply
126,701,999.06x = 174,848,758.74 × 68,755,247.06 - Step 4: Simplify right side
126,701,999.06x = 12,021,769,605,303,036 - Step 5: Solve for x
x = 12,021,769,605,303,036/126,701,999.06 - Step 6: Final answer
x = 94,882,240.96
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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.