Finding the Fourth Proportional to 125,424.13, 173,084.41 and 68,061.99
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Solution
The fourth proportional to 125,424.13, 173,084.41 and 68,061.99 is: 93,925.06
Step by Step Solution
- Step 1: Write the proportion equation
125,424.13 : 173,084.41 = 68,061.99 : x - Step 2: Convert to fraction form
125,424.13/173,084.41 = 68,061.99/x - Step 3: Cross multiply
125,424.13x = 173,084.41 × 68,061.99 - Step 4: Simplify right side
125,424.13x = 11,780,469,382.58 - Step 5: Solve for x
x = 11,780,469,382.58/125,424.13 - Step 6: Final answer
x = 93,925.06
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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.