Finding the Fourth Proportional to 101,064.05, 151,346.97 and 63,531.03
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Solution
The fourth proportional to 101,064.05, 151,346.97 and 63,531.03 is: 95,139.95
Step by Step Solution
- Step 1: Write the proportion equation
101,064.05 : 151,346.97 = 63,531.03 : x - Step 2: Convert to fraction form
101,064.05/151,346.97 = 63,531.03/x - Step 3: Cross multiply
101,064.05x = 151,346.97 × 63,531.03 - Step 4: Simplify right side
101,064.05x = 9,615,228,891.48 - Step 5: Solve for x
x = 9,615,228,891.48/101,064.05 - Step 6: Final answer
x = 95,139.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.