Finding the Fourth Proportional to 170,230.38, 234,908.93 and 97,629.53
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Solution
The fourth proportional to 170,230.38, 234,908.93 and 97,629.53 is: 134,723.58
Step by Step Solution
- Step 1: Write the proportion equation
170,230.38 : 234,908.93 = 97,629.53 : x - Step 2: Convert to fraction form
170,230.38/234,908.93 = 97,629.53/x - Step 3: Cross multiply
170,230.38x = 234,908.93 × 97,629.53 - Step 4: Simplify right side
170,230.38x = 22,934,046,766.01 - Step 5: Solve for x
x = 22,934,046,766.01/170,230.38 - Step 6: Final answer
x = 134,723.58
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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.