Finding the Fourth Proportional to 171,542.37, 236,432.91 and 114,078.99
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Solution
The fourth proportional to 171,542.37, 236,432.91 and 114,078.99 is: 157,232.45
Step by Step Solution
- Step 1: Write the proportion equation
171,542.37 : 236,432.91 = 114,078.99 : x - Step 2: Convert to fraction form
171,542.37/236,432.91 = 114,078.99/x - Step 3: Cross multiply
171,542.37x = 236,432.91 × 114,078.99 - Step 4: Simplify right side
171,542.37x = 26,972,027,575.56 - Step 5: Solve for x
x = 26,972,027,575.56/171,542.37 - Step 6: Final answer
x = 157,232.45
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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.