Finding the Fourth Proportional to 132,108.07, 182,303.36 and 75,523.09
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Solution
The fourth proportional to 132,108.07, 182,303.36 and 75,523.09 is: 104,218.56
Step by Step Solution
- Step 1: Write the proportion equation
132,108.07 : 182,303.36 = 75,523.09 : x - Step 2: Convert to fraction form
132,108.07/182,303.36 = 75,523.09/x - Step 3: Cross multiply
132,108.07x = 182,303.36 × 75,523.09 - Step 4: Simplify right side
132,108.07x = 13,768,112,153.07 - Step 5: Solve for x
x = 13,768,112,153.07/132,108.07 - Step 6: Final answer
x = 104,218.56
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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.