Finding the Fourth Proportional to 172,125.24, 237,555.14 and 96,673.76
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Solution
The fourth proportional to 172,125.24, 237,555.14 and 96,673.76 is: 133,422.32
Step by Step Solution
- Step 1: Write the proportion equation
172,125.24 : 237,555.14 = 96,673.76 : x - Step 2: Convert to fraction form
172,125.24/237,555.14 = 96,673.76/x - Step 3: Cross multiply
172,125.24x = 237,555.14 × 96,673.76 - Step 4: Simplify right side
172,125.24x = 22,965,348,591.13 - Step 5: Solve for x
x = 22,965,348,591.13/172,125.24 - Step 6: Final answer
x = 133,422.32
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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.