Finding the Fourth Proportional to 94,642.44, 141,960.56 and 38,465.97
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Solution
The fourth proportional to 94,642.44, 141,960.56 and 38,465.97 is: 57,697.69
Step by Step Solution
- Step 1: Write the proportion equation
94,642.44 : 141,960.56 = 38,465.97 : x - Step 2: Convert to fraction form
94,642.44/141,960.56 = 38,465.97/x - Step 3: Cross multiply
94,642.44x = 141,960.56 × 38,465.97 - Step 4: Simplify right side
94,642.44x = 5,460,650,449.81 - Step 5: Solve for x
x = 5,460,650,449.81/94,642.44 - Step 6: Final answer
x = 57,697.69
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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.