Finding the Fourth Proportional to 147,163.25, 220,746.99 and 41,982.23
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Solution
The fourth proportional to 147,163.25, 220,746.99 and 41,982.23 is: 62,973.95
Step by Step Solution
- Step 1: Write the proportion equation
147,163.25 : 220,746.99 = 41,982.23 : x - Step 2: Convert to fraction form
147,163.25/220,746.99 = 41,982.23/x - Step 3: Cross multiply
147,163.25x = 220,746.99 × 41,982.23 - Step 4: Simplify right side
147,163.25x = 9,267,450,905.99 - Step 5: Solve for x
x = 9,267,450,905.99/147,163.25 - Step 6: Final answer
x = 62,973.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.