Finding the Fourth Proportional to 183,386.19, 252,840.39 and 131,060.70
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Solution
The fourth proportional to 183,386.19, 252,840.39 and 131,060.70 is: 180,697.56
Step by Step Solution
- Step 1: Write the proportion equation
183,386.19 : 252,840.39 = 131,060.70 : x - Step 2: Convert to fraction form
183,386.19/252,840.39 = 131,060.70/x - Step 3: Cross multiply
183,386.19x = 252,840.39 × 131,060.70 - Step 4: Simplify right side
183,386.19x = 33,137,438,010.20 - Step 5: Solve for x
x = 33,137,438,010.20/183,386.19 - Step 6: Final answer
x = 180,697.56
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1.5x scale
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.