Finding the Fourth Proportional to 227,186.00, 313,503.89 and 125,211.14
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Solution
The fourth proportional to 227,186.00, 313,503.89 and 125,211.14 is: 172,784.32
Step by Step Solution
- Step 1: Write the proportion equation
227,186.00 : 313,503.89 = 125,211.14 : x - Step 2: Convert to fraction form
227,186.00/313,503.89 = 125,211.14/x - Step 3: Cross multiply
227,186.00x = 313,503.89 × 125,211.14 - Step 4: Simplify right side
227,186.00x = 39,254,177,267.76 - Step 5: Solve for x
x = 39,254,177,267.76/227,186.00 - Step 6: Final answer
x = 172,784.32
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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.