Finding the Fourth Proportional to 125,784.24, 173,577.24 and 68,420.88
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Solution
The fourth proportional to 125,784.24, 173,577.24 and 68,420.88 is: 94,418.09
Step by Step Solution
- Step 1: Write the proportion equation
125,784.24 : 173,577.24 = 68,420.88 : x - Step 2: Convert to fraction form
125,784.24/173,577.24 = 68,420.88/x - Step 3: Cross multiply
125,784.24x = 173,577.24 × 68,420.88 - Step 4: Simplify right side
125,784.24x = 11,876,307,508.77 - Step 5: Solve for x
x = 11,876,307,508.77/125,784.24 - Step 6: Final answer
x = 94,418.09
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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.