Finding the Fourth Proportional to 226,903.14, 313,115.40 and 124,926.48
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Solution
The fourth proportional to 226,903.14, 313,115.40 and 124,926.48 is: 172,392.52
Step by Step Solution
- Step 1: Write the proportion equation
226,903.14 : 313,115.40 = 124,926.48 : x - Step 2: Convert to fraction form
226,903.14/313,115.40 = 124,926.48/x - Step 3: Cross multiply
226,903.14x = 313,115.40 × 124,926.48 - Step 4: Simplify right side
226,903.14x = 39,116,404,755.79 - Step 5: Solve for x
x = 39,116,404,755.79/226,903.14 - Step 6: Final answer
x = 172,392.52
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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.