Finding the Fourth Proportional to 197,252.08, 272,212.04 and 107,828.08
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Solution
The fourth proportional to 197,252.08, 272,212.04 and 107,828.08 is: 148,805.03
Step by Step Solution
- Step 1: Write the proportion equation
197,252.08 : 272,212.04 = 107,828.08 : x - Step 2: Convert to fraction form
197,252.08/272,212.04 = 107,828.08/x - Step 3: Cross multiply
197,252.08x = 272,212.04 × 107,828.08 - Step 4: Simplify right side
197,252.08x = 29,352,101,626.08 - Step 5: Solve for x
x = 29,352,101,626.08/197,252.08 - Step 6: Final answer
x = 148,805.03
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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.