Finding the Fourth Proportional to 107,132.70, 160,589.70 and 62,736.60
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Solution
The fourth proportional to 107,132.70, 160,589.70 and 62,736.60 is: 94,040.86
Step by Step Solution
- Step 1: Write the proportion equation
107,132.70 : 160,589.70 = 62,736.60 : x - Step 2: Convert to fraction form
107,132.70/160,589.70 = 62,736.60/x - Step 3: Cross multiply
107,132.70x = 160,589.70 × 62,736.60 - Step 4: Simplify right side
107,132.70x = 10,074,851,773.02 - Step 5: Solve for x
x = 10,074,851,773.02/107,132.70 - Step 6: Final answer
x = 94,040.86
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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.