Finding the Fourth Proportional to 107,901.24, 160,676.28 and 106,721.88
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Solution
The fourth proportional to 107,901.24, 160,676.28 and 106,721.88 is: 158,920.09
Step by Step Solution
- Step 1: Write the proportion equation
107,901.24 : 160,676.28 = 106,721.88 : x - Step 2: Convert to fraction form
107,901.24/160,676.28 = 106,721.88/x - Step 3: Cross multiply
107,901.24x = 160,676.28 × 106,721.88 - Step 4: Simplify right side
107,901.24x = 17,147,674,673.01 - Step 5: Solve for x
x = 17,147,674,673.01/107,901.24 - Step 6: Final answer
x = 158,920.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.