Finding the Fourth Proportional to 125,609.93, 173,339.73 and 69,020.09
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Solution
The fourth proportional to 125,609.93, 173,339.73 and 69,020.09 is: 95,246.64
Step by Step Solution
- Step 1: Write the proportion equation
125,609.93 : 173,339.73 = 69,020.09 : x - Step 2: Convert to fraction form
125,609.93/173,339.73 = 69,020.09/x - Step 3: Cross multiply
125,609.93x = 173,339.73 × 69,020.09 - Step 4: Simplify right side
125,609.93x = 11,963,922,898.48 - Step 5: Solve for x
x = 11,963,922,898.48/125,609.93 - Step 6: Final answer
x = 95,246.64
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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.