Finding the Fourth Proportional to 171,201.70, 236,334.02 and 102,315.48
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Solution
The fourth proportional to 171,201.70, 236,334.02 and 102,315.48 is: 141,240.59
Step by Step Solution
- Step 1: Write the proportion equation
171,201.70 : 236,334.02 = 102,315.48 : x - Step 2: Convert to fraction form
171,201.70/236,334.02 = 102,315.48/x - Step 3: Cross multiply
171,201.70x = 236,334.02 × 102,315.48 - Step 4: Simplify right side
171,201.70x = 24,180,628,696.63 - Step 5: Solve for x
x = 24,180,628,696.63/171,201.70 - Step 6: Final answer
x = 141,240.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.