Finding the Fourth Proportional to 108,544.79, 162,620.36 and 106,182.83
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Solution
The fourth proportional to 108,544.79, 162,620.36 and 106,182.83 is: 159,081.70
Step by Step Solution
- Step 1: Write the proportion equation
108,544.79 : 162,620.36 = 106,182.83 : x - Step 2: Convert to fraction form
108,544.79/162,620.36 = 106,182.83/x - Step 3: Cross multiply
108,544.79x = 162,620.36 × 106,182.83 - Step 4: Simplify right side
108,544.79x = 17,267,490,040.42 - Step 5: Solve for x
x = 17,267,490,040.42/108,544.79 - Step 6: Final answer
x = 159,081.70
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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.