Finding the Fourth Proportional to 125,622.81, 173,358.18 and 69,032.97
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Solution
The fourth proportional to 125,622.81, 173,358.18 and 69,032.97 is: 95,264.79
Step by Step Solution
- Step 1: Write the proportion equation
125,622.81 : 173,358.18 = 69,032.97 : x - Step 2: Convert to fraction form
125,622.81/173,358.18 = 69,032.97/x - Step 3: Cross multiply
125,622.81x = 173,358.18 × 69,032.97 - Step 4: Simplify right side
125,622.81x = 11,967,430,039.19 - Step 5: Solve for x
x = 11,967,430,039.19/125,622.81 - Step 6: Final answer
x = 95,264.79
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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.