Finding the Fourth Proportional to 236,937.26, 355,187.18 and 118,505.54
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Solution
The fourth proportional to 236,937.26, 355,187.18 and 118,505.54 is: 177,648.92
Step by Step Solution
- Step 1: Write the proportion equation
236,937.26 : 355,187.18 = 118,505.54 : x - Step 2: Convert to fraction form
236,937.26/355,187.18 = 118,505.54/x - Step 3: Cross multiply
236,937.26x = 355,187.18 × 118,505.54 - Step 4: Simplify right side
236,937.26x = 42,091,648,566.98 - Step 5: Solve for x
x = 42,091,648,566.98/236,937.26 - Step 6: Final answer
x = 177,648.92
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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.