Finding the Fourth Proportional to 125,887.98, 173,725.41 and 68,527.53
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Solution
The fourth proportional to 125,887.98, 173,725.41 and 68,527.53 is: 94,567.99
Step by Step Solution
- Step 1: Write the proportion equation
125,887.98 : 173,725.41 = 68,527.53 : x - Step 2: Convert to fraction form
125,887.98/173,725.41 = 68,527.53/x - Step 3: Cross multiply
125,887.98x = 173,725.41 × 68,527.53 - Step 4: Simplify right side
125,887.98x = 11,904,973,245.54 - Step 5: Solve for x
x = 11,904,973,245.54/125,887.98 - Step 6: Final answer
x = 94,567.99
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1.5x scale
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.