Finding the Fourth Proportional to 74,881.05, 112,313.87 and 24,955.75
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Solution
The fourth proportional to 74,881.05, 112,313.87 and 24,955.75 is: 37,431.06
Step by Step Solution
- Step 1: Write the proportion equation
74,881.05 : 112,313.87 = 24,955.75 : x - Step 2: Convert to fraction form
74,881.05/112,313.87 = 24,955.75/x - Step 3: Cross multiply
74,881.05x = 112,313.87 × 24,955.75 - Step 4: Simplify right side
74,881.05x = 2,802,876,861.25 - Step 5: Solve for x
x = 2,802,876,861.25/74,881.05 - Step 6: Final answer
x = 37,431.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.