Finding the Fourth Proportional to 74,880.05, 112,312.37 and 24,954.75
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Solution
The fourth proportional to 74,880.05, 112,312.37 and 24,954.75 is: 37,429.56
Step by Step Solution
- Step 1: Write the proportion equation
74,880.05 : 112,312.37 = 24,954.75 : x - Step 2: Convert to fraction form
74,880.05/112,312.37 = 24,954.75/x - Step 3: Cross multiply
74,880.05x = 112,312.37 × 24,954.75 - Step 4: Simplify right side
74,880.05x = 2,802,727,177.64 - Step 5: Solve for x
x = 2,802,727,177.64/74,880.05 - Step 6: Final answer
x = 37,429.56
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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.