Finding the Fourth Proportional to 116,552.24, 160,867.56 and 74,102.48
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Solution
The fourth proportional to 116,552.24, 160,867.56 and 74,102.48 is: 102,277.62
Step by Step Solution
- Step 1: Write the proportion equation
116,552.24 : 160,867.56 = 74,102.48 : x - Step 2: Convert to fraction form
116,552.24/160,867.56 = 74,102.48/x - Step 3: Cross multiply
116,552.24x = 160,867.56 × 74,102.48 - Step 4: Simplify right side
116,552.24x = 11,920,685,147.55 - Step 5: Solve for x
x = 11,920,685,147.55/116,552.24 - Step 6: Final answer
x = 102,277.62
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1.5x scale
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.