Finding the Fourth Proportional to 162,576.54, 224,432.33 and 122,305.67
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Solution
The fourth proportional to 162,576.54, 224,432.33 and 122,305.67 is: 168,839.53
Step by Step Solution
- Step 1: Write the proportion equation
162,576.54 : 224,432.33 = 122,305.67 : x - Step 2: Convert to fraction form
162,576.54/224,432.33 = 122,305.67/x - Step 3: Cross multiply
162,576.54x = 224,432.33 × 122,305.67 - Step 4: Simplify right side
162,576.54x = 27,449,346,490.31 - Step 5: Solve for x
x = 27,449,346,490.31/162,576.54 - Step 6: Final answer
x = 168,839.53
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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.