Finding the Fourth Proportional to 97,066.26, 133,954.11 and 54,626.31
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Solution
The fourth proportional to 97,066.26, 133,954.11 and 54,626.31 is: 75,385.81
Step by Step Solution
- Step 1: Write the proportion equation
97,066.26 : 133,954.11 = 54,626.31 : x - Step 2: Convert to fraction form
97,066.26/133,954.11 = 54,626.31/x - Step 3: Cross multiply
97,066.26x = 133,954.11 × 54,626.31 - Step 4: Simplify right side
97,066.26x = 7,317,418,738.63 - Step 5: Solve for x
x = 7,317,418,738.63/97,066.26 - Step 6: Final answer
x = 75,385.81
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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.