Finding the Fourth Proportional to 162,828.18, 224,703.48 and 94,891.74
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Solution
The fourth proportional to 162,828.18, 224,703.48 and 94,891.74 is: 130,950.95
Step by Step Solution
- Step 1: Write the proportion equation
162,828.18 : 224,703.48 = 94,891.74 : x - Step 2: Convert to fraction form
162,828.18/224,703.48 = 94,891.74/x - Step 3: Cross multiply
162,828.18x = 224,703.48 × 94,891.74 - Step 4: Simplify right side
162,828.18x = 21,322,504,201.26 - Step 5: Solve for x
x = 21,322,504,201.26/162,828.18 - Step 6: Final answer
x = 130,950.95
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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.