Finding the Fourth Proportional to 168,330.24, 232,296.48 and 92,880.96
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Solution
The fourth proportional to 168,330.24, 232,296.48 and 92,880.96 is: 128,176.14
Step by Step Solution
- Step 1: Write the proportion equation
168,330.24 : 232,296.48 = 92,880.96 : x - Step 2: Convert to fraction form
168,330.24/232,296.48 = 92,880.96/x - Step 3: Cross multiply
168,330.24x = 232,296.48 × 92,880.96 - Step 4: Simplify right side
168,330.24x = 21,575,920,067.02 - Step 5: Solve for x
x = 21,575,920,067.02/168,330.24 - Step 6: Final answer
x = 128,176.14
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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.