Finding the Fourth Proportional to 106,675.56, 159,836.76 and 95,686.92
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Solution
The fourth proportional to 106,675.56, 159,836.76 and 95,686.92 is: 143,371.99
Step by Step Solution
- Step 1: Write the proportion equation
106,675.56 : 159,836.76 = 95,686.92 : x - Step 2: Convert to fraction form
106,675.56/159,836.76 = 95,686.92/x - Step 3: Cross multiply
106,675.56x = 159,836.76 × 95,686.92 - Step 4: Simplify right side
106,675.56x = 15,294,287,267.18 - Step 5: Solve for x
x = 15,294,287,267.18/106,675.56 - Step 6: Final answer
x = 143,371.99
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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.