Finding the Fourth Proportional to 125,410.08, 173,070.92 and 68,823.48
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Solution
The fourth proportional to 125,410.08, 173,070.92 and 68,823.48 is: 94,979.15
Step by Step Solution
- Step 1: Write the proportion equation
125,410.08 : 173,070.92 = 68,823.48 : x - Step 2: Convert to fraction form
125,410.08/173,070.92 = 68,823.48/x - Step 3: Cross multiply
125,410.08x = 173,070.92 × 68,823.48 - Step 4: Simplify right side
125,410.08x = 11,911,343,001.20 - Step 5: Solve for x
x = 11,911,343,001.20/125,410.08 - Step 6: Final answer
x = 94,979.15
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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.