Finding the Fourth Proportional to 224,593.48, 336,889.14 and 91,442.17
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Solution
The fourth proportional to 224,593.48, 336,889.14 and 91,442.17 is: 137,162.82
Step by Step Solution
- Step 1: Write the proportion equation
224,593.48 : 336,889.14 = 91,442.17 : x - Step 2: Convert to fraction form
224,593.48/336,889.14 = 91,442.17/x - Step 3: Cross multiply
224,593.48x = 336,889.14 × 91,442.17 - Step 4: Simplify right side
224,593.48x = 30,805,874,011.03 - Step 5: Solve for x
x = 30,805,874,011.03/224,593.48 - Step 6: Final answer
x = 137,162.82
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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.