Finding the Fourth Proportional to 201,881.49, 302,729.96 and 75,428.99
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Solution
The fourth proportional to 201,881.49, 302,729.96 and 75,428.99 is: 113,109.00
Step by Step Solution
- Step 1: Write the proportion equation
201,881.49 : 302,729.96 = 75,428.99 : x - Step 2: Convert to fraction form
201,881.49/302,729.96 = 75,428.99/x - Step 3: Cross multiply
201,881.49x = 302,729.96 × 75,428.99 - Step 4: Simplify right side
201,881.49x = 22,834,613,234.75 - Step 5: Solve for x
x = 22,834,613,234.75/201,881.49 - Step 6: Final answer
x = 113,109.00
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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.