Finding the Fourth Proportional to 107,318.64, 160,977.96 and 37,197.96
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Solution
The fourth proportional to 107,318.64, 160,977.96 and 37,197.96 is: 55,796.94
Step by Step Solution
- Step 1: Write the proportion equation
107,318.64 : 160,977.96 = 37,197.96 : x - Step 2: Convert to fraction form
107,318.64/160,977.96 = 37,197.96/x - Step 3: Cross multiply
107,318.64x = 160,977.96 × 37,197.96 - Step 4: Simplify right side
107,318.64x = 5,988,051,716.96 - Step 5: Solve for x
x = 5,988,051,716.96/107,318.64 - Step 6: Final answer
x = 55,796.94
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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.