Finding the Fourth Proportional to 170,509.10, 235,083.66 and 116,701.70
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Solution
The fourth proportional to 170,509.10, 235,083.66 and 116,701.70 is: 160,898.53
Step by Step Solution
- Step 1: Write the proportion equation
170,509.10 : 235,083.66 = 116,701.70 : x - Step 2: Convert to fraction form
170,509.10/235,083.66 = 116,701.70/x - Step 3: Cross multiply
170,509.10x = 235,083.66 × 116,701.70 - Step 4: Simplify right side
170,509.10x = 27,434,662,764.22 - Step 5: Solve for x
x = 27,434,662,764.22/170,509.10 - Step 6: Final answer
x = 160,898.53
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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.