Finding the Fourth Proportional to 73,837.12, 101,859.75 and 48,332.26
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Solution
The fourth proportional to 73,837.12, 101,859.75 and 48,332.26 is: 66,675.30
Step by Step Solution
- Step 1: Write the proportion equation
73,837.12 : 101,859.75 = 48,332.26 : x - Step 2: Convert to fraction form
73,837.12/101,859.75 = 48,332.26/x - Step 3: Cross multiply
73,837.12x = 101,859.75 × 48,332.26 - Step 4: Simplify right side
73,837.12x = 4,923,111,920.54 - Step 5: Solve for x
x = 4,923,111,920.54/73,837.12 - Step 6: Final answer
x = 66,675.30
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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.