Finding the Fourth Proportional to 226,857.74, 340,497.09 and 114,616.79
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Solution
The fourth proportional to 226,857.74, 340,497.09 and 114,616.79 is: 172,031.52
Step by Step Solution
- Step 1: Write the proportion equation
226,857.74 : 340,497.09 = 114,616.79 : x - Step 2: Convert to fraction form
226,857.74/340,497.09 = 114,616.79/x - Step 3: Cross multiply
226,857.74x = 340,497.09 × 114,616.79 - Step 4: Simplify right side
226,857.74x = 39,026,681,757.66 - Step 5: Solve for x
x = 39,026,681,757.66/226,857.74 - Step 6: Final answer
x = 172,031.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.