Finding the Fourth Proportional to 125,804.76, 173,610.58 and 69,214.92
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Solution
The fourth proportional to 125,804.76, 173,610.58 and 69,214.92 is: 95,516.60
Step by Step Solution
- Step 1: Write the proportion equation
125,804.76 : 173,610.58 = 69,214.92 : x - Step 2: Convert to fraction form
125,804.76/173,610.58 = 69,214.92/x - Step 3: Cross multiply
125,804.76x = 173,610.58 × 69,214.92 - Step 4: Simplify right side
125,804.76x = 12,016,442,405.85 - Step 5: Solve for x
x = 12,016,442,405.85/125,804.76 - Step 6: Final answer
x = 95,516.60
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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.