Finding the Fourth Proportional to 115,957.97, 173,953.35 and 37,053.74
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Solution
The fourth proportional to 115,957.97, 173,953.35 and 37,053.74 is: 55,585.85
Step by Step Solution
- Step 1: Write the proportion equation
115,957.97 : 173,953.35 = 37,053.74 : x - Step 2: Convert to fraction form
115,957.97/173,953.35 = 37,053.74/x - Step 3: Cross multiply
115,957.97x = 173,953.35 × 37,053.74 - Step 4: Simplify right side
115,957.97x = 6,445,622,203.03 - Step 5: Solve for x
x = 6,445,622,203.03/115,957.97 - Step 6: Final answer
x = 55,585.85
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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.