Finding the Fourth Proportional to 170,665.14, 235,606.44 and 124,673.14
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Solution
The fourth proportional to 170,665.14, 235,606.44 and 124,673.14 is: 172,113.62
Step by Step Solution
- Step 1: Write the proportion equation
170,665.14 : 235,606.44 = 124,673.14 : x - Step 2: Convert to fraction form
170,665.14/235,606.44 = 124,673.14/x - Step 3: Cross multiply
170,665.14x = 235,606.44 × 124,673.14 - Step 4: Simplify right side
170,665.14x = 29,373,794,990.70 - Step 5: Solve for x
x = 29,373,794,990.70/170,665.14 - Step 6: Final answer
x = 172,113.62
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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.