Finding the Fourth Proportional to 201,137.04, 301,744.44 and 68,038.92
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Solution
The fourth proportional to 201,137.04, 301,744.44 and 68,038.92 is: 102,071.53
Step by Step Solution
- Step 1: Write the proportion equation
201,137.04 : 301,744.44 = 68,038.92 : x - Step 2: Convert to fraction form
201,137.04/301,744.44 = 68,038.92/x - Step 3: Cross multiply
201,137.04x = 301,744.44 × 68,038.92 - Step 4: Simplify right side
201,137.04x = 20,530,365,813.60 - Step 5: Solve for x
x = 20,530,365,813.60/201,137.04 - Step 6: Final answer
x = 102,071.53
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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.