Finding the Fourth Proportional to 125,489.93, 173,176.41 and 68,904.95
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Solution
The fourth proportional to 125,489.93, 173,176.41 and 68,904.95 is: 95,089.00
Step by Step Solution
- Step 1: Write the proportion equation
125,489.93 : 173,176.41 = 68,904.95 : x - Step 2: Convert to fraction form
125,489.93/173,176.41 = 68,904.95/x - Step 3: Cross multiply
125,489.93x = 173,176.41 × 68,904.95 - Step 4: Simplify right side
125,489.93x = 11,932,711,872.23 - Step 5: Solve for x
x = 11,932,711,872.23/125,489.93 - Step 6: Final answer
x = 95,089.00
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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.