Finding the Fourth Proportional to 157,409.37, 236,044.39 and 45,063.99
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Solution
The fourth proportional to 157,409.37, 236,044.39 and 45,063.99 is: 67,576.04
Step by Step Solution
- Step 1: Write the proportion equation
157,409.37 : 236,044.39 = 45,063.99 : x - Step 2: Convert to fraction form
157,409.37/236,044.39 = 45,063.99/x - Step 3: Cross multiply
157,409.37x = 236,044.39 × 45,063.99 - Step 4: Simplify right side
157,409.37x = 10,637,102,143.18 - Step 5: Solve for x
x = 10,637,102,143.18/157,409.37 - Step 6: Final answer
x = 67,576.04
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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.