Finding the Fourth Proportional to 74,566.68, 102,867.99 and 44,334.80
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Solution
The fourth proportional to 74,566.68, 102,867.99 and 44,334.80 is: 61,161.79
Step by Step Solution
- Step 1: Write the proportion equation
74,566.68 : 102,867.99 = 44,334.80 : x - Step 2: Convert to fraction form
74,566.68/102,867.99 = 44,334.80/x - Step 3: Cross multiply
74,566.68x = 102,867.99 × 44,334.80 - Step 4: Simplify right side
74,566.68x = 4,560,631,717.59 - Step 5: Solve for x
x = 4,560,631,717.59/74,566.68 - Step 6: Final answer
x = 61,161.79
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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.