Finding the Fourth Proportional to 125,563.08, 173,278.34 and 68,202.93
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Solution
The fourth proportional to 125,563.08, 173,278.34 and 68,202.93 is: 94,120.74
Step by Step Solution
- Step 1: Write the proportion equation
125,563.08 : 173,278.34 = 68,202.93 : x - Step 2: Convert to fraction form
125,563.08/173,278.34 = 68,202.93/x - Step 3: Cross multiply
125,563.08x = 173,278.34 × 68,202.93 - Step 4: Simplify right side
125,563.08x = 11,818,090,493.54 - Step 5: Solve for x
x = 11,818,090,493.54/125,563.08 - Step 6: Final answer
x = 94,120.74
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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.