Finding the Fourth Proportional to 86,202.02, 118,958.01 and 48,475.46
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Solution
The fourth proportional to 86,202.02, 118,958.01 and 48,475.46 is: 66,895.70
Step by Step Solution
- Step 1: Write the proportion equation
86,202.02 : 118,958.01 = 48,475.46 : x - Step 2: Convert to fraction form
86,202.02/118,958.01 = 48,475.46/x - Step 3: Cross multiply
86,202.02x = 118,958.01 × 48,475.46 - Step 4: Simplify right side
86,202.02x = 5,766,544,255.43 - Step 5: Solve for x
x = 5,766,544,255.43/86,202.02 - Step 6: Final answer
x = 66,895.70
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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.