Finding the Fourth Proportional to 173,893.80, 260,840.70 and 159,313.80
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Solution
The fourth proportional to 173,893.80, 260,840.70 and 159,313.80 is: 238,970.70
Step by Step Solution
- Step 1: Write the proportion equation
173,893.80 : 260,840.70 = 159,313.80 : x - Step 2: Convert to fraction form
173,893.80/260,840.70 = 159,313.80/x - Step 3: Cross multiply
173,893.80x = 260,840.70 × 159,313.80 - Step 4: Simplify right side
173,893.80x = 41,555,523,111.66 - Step 5: Solve for x
x = 41,555,523,111.66/173,893.80 - Step 6: Final answer
x = 238,970.70
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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.