Finding the Fourth Proportional to 168,353.53, 232,367.62 and 96,775.07
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Solution
The fourth proportional to 168,353.53, 232,367.62 and 96,775.07 is: 133,572.45
Step by Step Solution
- Step 1: Write the proportion equation
168,353.53 : 232,367.62 = 96,775.07 : x - Step 2: Convert to fraction form
168,353.53/232,367.62 = 96,775.07/x - Step 3: Cross multiply
168,353.53x = 232,367.62 × 96,775.07 - Step 4: Simplify right side
168,353.53x = 22,487,392,691.23 - Step 5: Solve for x
x = 22,487,392,691.23/168,353.53 - Step 6: Final answer
x = 133,572.45
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1.5x scale
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.