Finding the Fourth Proportional to 236,035.02, 353,709.09 and 145,885.26
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Solution
The fourth proportional to 236,035.02, 353,709.09 and 145,885.26 is: 218,615.62
Step by Step Solution
- Step 1: Write the proportion equation
236,035.02 : 353,709.09 = 145,885.26 : x - Step 2: Convert to fraction form
236,035.02/353,709.09 = 145,885.26/x - Step 3: Cross multiply
236,035.02x = 353,709.09 × 145,885.26 - Step 4: Simplify right side
236,035.02x = 51,600,942,559.01 - Step 5: Solve for x
x = 51,600,942,559.01/236,035.02 - Step 6: Final answer
x = 218,615.62
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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.