Finding the Fourth Proportional to 35,896.48, 49,533.57 and 20,793.99
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Solution
The fourth proportional to 35,896.48, 49,533.57 and 20,793.99 is: 28,693.64
Step by Step Solution
- Step 1: Write the proportion equation
35,896.48 : 49,533.57 = 20,793.99 : x - Step 2: Convert to fraction form
35,896.48/49,533.57 = 20,793.99/x - Step 3: Cross multiply
35,896.48x = 49,533.57 × 20,793.99 - Step 4: Simplify right side
35,896.48x = 1,030,000,667.02 - Step 5: Solve for x
x = 1,030,000,667.02/35,896.48 - Step 6: Final answer
x = 28,693.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.