Finding the Fourth Proportional to 115,971.41, 173,902.26 and 44,927.31
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Solution
The fourth proportional to 115,971.41, 173,902.26 and 44,927.31 is: 67,369.72
Step by Step Solution
- Step 1: Write the proportion equation
115,971.41 : 173,902.26 = 44,927.31 : x - Step 2: Convert to fraction form
115,971.41/173,902.26 = 44,927.31/x - Step 3: Cross multiply
115,971.41x = 173,902.26 × 44,927.31 - Step 4: Simplify right side
115,971.41x = 7,812,960,744.72 - Step 5: Solve for x
x = 7,812,960,744.72/115,971.41 - Step 6: Final answer
x = 67,369.72
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1.5x scale
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.