Finding the Fourth Proportional to 170,408.24, 235,176.93 and 93,940.94
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Solution
The fourth proportional to 170,408.24, 235,176.93 and 93,940.94 is: 129,645.97
Step by Step Solution
- Step 1: Write the proportion equation
170,408.24 : 235,176.93 = 93,940.94 : x - Step 2: Convert to fraction form
170,408.24/235,176.93 = 93,940.94/x - Step 3: Cross multiply
170,408.24x = 235,176.93 × 93,940.94 - Step 4: Simplify right side
170,408.24x = 22,092,741,870.51 - Step 5: Solve for x
x = 22,092,741,870.51/170,408.24 - Step 6: Final answer
x = 129,645.97
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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.