Finding the Fourth Proportional to 132,584.06, 183,028.56 and 84,865.07
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Solution
The fourth proportional to 132,584.06, 183,028.56 and 84,865.07 is: 117,153.84
Step by Step Solution
- Step 1: Write the proportion equation
132,584.06 : 183,028.56 = 84,865.07 : x - Step 2: Convert to fraction form
132,584.06/183,028.56 = 84,865.07/x - Step 3: Cross multiply
132,584.06x = 183,028.56 × 84,865.07 - Step 4: Simplify right side
132,584.06x = 15,532,731,556.40 - Step 5: Solve for x
x = 15,532,731,556.40/132,584.06 - Step 6: Final answer
x = 117,153.84
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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.