Finding the Fourth Proportional to 170,293.14, 234,992.41 and 101,378.95
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Solution
The fourth proportional to 170,293.14, 234,992.41 and 101,378.95 is: 139,895.73
Step by Step Solution
- Step 1: Write the proportion equation
170,293.14 : 234,992.41 = 101,378.95 : x - Step 2: Convert to fraction form
170,293.14/234,992.41 = 101,378.95/x - Step 3: Cross multiply
170,293.14x = 234,992.41 × 101,378.95 - Step 4: Simplify right side
170,293.14x = 23,823,282,942.84 - Step 5: Solve for x
x = 23,823,282,942.84/170,293.14 - Step 6: Final answer
x = 139,895.73
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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.