Finding the Fourth Proportional to 74,815.24, 112,241.16 and 24,895.24
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Solution
The fourth proportional to 74,815.24, 112,241.16 and 24,895.24 is: 37,348.95
Step by Step Solution
- Step 1: Write the proportion equation
74,815.24 : 112,241.16 = 24,895.24 : x - Step 2: Convert to fraction form
74,815.24/112,241.16 = 24,895.24/x - Step 3: Cross multiply
74,815.24x = 112,241.16 × 24,895.24 - Step 4: Simplify right side
74,815.24x = 2,794,270,616.08 - Step 5: Solve for x
x = 2,794,270,616.08/74,815.24 - Step 6: Final answer
x = 37,348.95
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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.