Finding the Fourth Proportional to 107,040.49, 160,342.74 and 50,709.85
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Solution
The fourth proportional to 107,040.49, 160,342.74 and 50,709.85 is: 75,961.50
Step by Step Solution
- Step 1: Write the proportion equation
107,040.49 : 160,342.74 = 50,709.85 : x - Step 2: Convert to fraction form
107,040.49/160,342.74 = 50,709.85/x - Step 3: Cross multiply
107,040.49x = 160,342.74 × 50,709.85 - Step 4: Simplify right side
107,040.49x = 8,130,955,893.13 - Step 5: Solve for x
x = 8,130,955,893.13/107,040.49 - Step 6: Final answer
x = 75,961.50
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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.