Finding the Fourth Proportional to 127,616.77, 176,149.88 and 73,914.97
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Solution
The fourth proportional to 127,616.77, 176,149.88 and 73,914.97 is: 102,025.09
Step by Step Solution
- Step 1: Write the proportion equation
127,616.77 : 176,149.88 = 73,914.97 : x - Step 2: Convert to fraction form
127,616.77/176,149.88 = 73,914.97/x - Step 3: Cross multiply
127,616.77x = 176,149.88 × 73,914.97 - Step 4: Simplify right side
127,616.77x = 13,020,112,726.13 - Step 5: Solve for x
x = 13,020,112,726.13/127,616.77 - Step 6: Final answer
x = 102,025.09
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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.