Finding the Fourth Proportional to 170,689.49, 235,551.35 and 95,237.99
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Solution
The fourth proportional to 170,689.49, 235,551.35 and 95,237.99 is: 131,428.35
Step by Step Solution
- Step 1: Write the proportion equation
170,689.49 : 235,551.35 = 95,237.99 : x - Step 2: Convert to fraction form
170,689.49/235,551.35 = 95,237.99/x - Step 3: Cross multiply
170,689.49x = 235,551.35 × 95,237.99 - Step 4: Simplify right side
170,689.49x = 22,433,437,942.76 - Step 5: Solve for x
x = 22,433,437,942.76/170,689.49 - Step 6: Final answer
x = 131,428.35
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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.