Finding the Fourth Proportional to 195,709.74, 270,085.80 and 110,824.98
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Solution
The fourth proportional to 195,709.74, 270,085.80 and 110,824.98 is: 152,942.07
Step by Step Solution
- Step 1: Write the proportion equation
195,709.74 : 270,085.80 = 110,824.98 : x - Step 2: Convert to fraction form
195,709.74/270,085.80 = 110,824.98/x - Step 3: Cross multiply
195,709.74x = 270,085.80 × 110,824.98 - Step 4: Simplify right side
195,709.74x = 29,932,253,383.28 - Step 5: Solve for x
x = 29,932,253,383.28/195,709.74 - Step 6: Final answer
x = 152,942.07
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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.