Finding the Fourth Proportional to 226,858.10, 313,053.44 and 124,881.48
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Solution
The fourth proportional to 226,858.10, 313,053.44 and 124,881.48 is: 172,330.53
Step by Step Solution
- Step 1: Write the proportion equation
226,858.10 : 313,053.44 = 124,881.48 : x - Step 2: Convert to fraction form
226,858.10/313,053.44 = 124,881.48/x - Step 3: Cross multiply
226,858.10x = 313,053.44 × 124,881.48 - Step 4: Simplify right side
226,858.10x = 39,094,576,281.88 - Step 5: Solve for x
x = 39,094,576,281.88/226,858.10 - Step 6: Final answer
x = 172,330.53
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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.