Finding the Fourth Proportional to 227,242.54, 313,580.62 and 125,262.74
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Solution
The fourth proportional to 227,242.54, 313,580.62 and 125,262.74 is: 172,854.82
Step by Step Solution
- Step 1: Write the proportion equation
227,242.54 : 313,580.62 = 125,262.74 : x - Step 2: Convert to fraction form
227,242.54/313,580.62 = 125,262.74/x - Step 3: Cross multiply
227,242.54x = 313,580.62 × 125,262.74 - Step 4: Simplify right side
227,242.54x = 39,279,967,672.10 - Step 5: Solve for x
x = 39,279,967,672.10/227,242.54 - Step 6: Final answer
x = 172,854.82
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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.