Finding the Fourth Proportional to 97,292.40, 134,261.71 and 54,850.96
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Solution
The fourth proportional to 97,292.40, 134,261.71 and 54,850.96 is: 75,693.31
Step by Step Solution
- Step 1: Write the proportion equation
97,292.40 : 134,261.71 = 54,850.96 : x - Step 2: Convert to fraction form
97,292.40/134,261.71 = 54,850.96/x - Step 3: Cross multiply
97,292.40x = 134,261.71 × 54,850.96 - Step 4: Simplify right side
97,292.40x = 7,364,383,684.74 - Step 5: Solve for x
x = 7,364,383,684.74/97,292.40 - Step 6: Final answer
x = 75,693.31
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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.