Finding the Fourth Proportional to 126,060.66, 173,963.74 and 68,699.99
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Solution
The fourth proportional to 126,060.66, 173,963.74 and 68,699.99 is: 94,806.01
Step by Step Solution
- Step 1: Write the proportion equation
126,060.66 : 173,963.74 = 68,699.99 : x - Step 2: Convert to fraction form
126,060.66/173,963.74 = 68,699.99/x - Step 3: Cross multiply
126,060.66x = 173,963.74 × 68,699.99 - Step 4: Simplify right side
126,060.66x = 11,951,307,787.70 - Step 5: Solve for x
x = 11,951,307,787.70/126,060.66 - Step 6: Final answer
x = 94,806.01
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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.