Finding the Fourth Proportional to 186,110.08, 256,808.60 and 125,811.92
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Solution
The fourth proportional to 186,110.08, 256,808.60 and 125,811.92 is: 173,604.69
Step by Step Solution
- Step 1: Write the proportion equation
186,110.08 : 256,808.60 = 125,811.92 : x - Step 2: Convert to fraction form
186,110.08/256,808.60 = 125,811.92/x - Step 3: Cross multiply
186,110.08x = 256,808.60 × 125,811.92 - Step 4: Simplify right side
186,110.08x = 32,309,583,038.51 - Step 5: Solve for x
x = 32,309,583,038.51/186,110.08 - Step 6: Final answer
x = 173,604.69
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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.