Finding the Fourth Proportional to 125,407.08, 173,066.76 and 68,820.48
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Solution
The fourth proportional to 125,407.08, 173,066.76 and 68,820.48 is: 94,975.00
Step by Step Solution
- Step 1: Write the proportion equation
125,407.08 : 173,066.76 = 68,820.48 : x - Step 2: Convert to fraction form
125,407.08/173,066.76 = 68,820.48/x - Step 3: Cross multiply
125,407.08x = 173,066.76 × 68,820.48 - Step 4: Simplify right side
125,407.08x = 11,910,537,495.24 - Step 5: Solve for x
x = 11,910,537,495.24/125,407.08 - Step 6: Final answer
x = 94,975.00
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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.