Finding the Fourth Proportional to 170,596.50, 235,347.10 and 98,934.99
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Solution
The fourth proportional to 170,596.50, 235,347.10 and 98,934.99 is: 136,486.17
Step by Step Solution
- Step 1: Write the proportion equation
170,596.50 : 235,347.10 = 98,934.99 : x - Step 2: Convert to fraction form
170,596.50/235,347.10 = 98,934.99/x - Step 3: Cross multiply
170,596.50x = 235,347.10 × 98,934.99 - Step 4: Simplify right side
170,596.50x = 23,284,062,737.69 - Step 5: Solve for x
x = 23,284,062,737.69/170,596.50 - Step 6: Final answer
x = 136,486.17
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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.