Finding the Fourth Proportional to 125,534.61, 173,237.21 and 68,173.47
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Solution
The fourth proportional to 125,534.61, 173,237.21 and 68,173.47 is: 94,079.09
Step by Step Solution
- Step 1: Write the proportion equation
125,534.61 : 173,237.21 = 68,173.47 : x - Step 2: Convert to fraction form
125,534.61/173,237.21 = 68,173.47/x - Step 3: Cross multiply
125,534.61x = 173,237.21 × 68,173.47 - Step 4: Simplify right side
125,534.61x = 11,810,181,949.09 - Step 5: Solve for x
x = 11,810,181,949.09/125,534.61 - Step 6: Final answer
x = 94,079.09
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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.