Finding the Fourth Proportional to 170,696.06, 235,649.18 and 124,704.14
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Solution
The fourth proportional to 170,696.06, 235,649.18 and 124,704.14 is: 172,156.45
Step by Step Solution
- Step 1: Write the proportion equation
170,696.06 : 235,649.18 = 124,704.14 : x - Step 2: Convert to fraction form
170,696.06/235,649.18 = 124,704.14/x - Step 3: Cross multiply
170,696.06x = 235,649.18 × 124,704.14 - Step 4: Simplify right side
170,696.06x = 29,386,428,333.61 - Step 5: Solve for x
x = 29,386,428,333.61/170,696.06 - Step 6: Final answer
x = 172,156.45
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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.