Finding the Fourth Proportional to 79,813.17, 110,133.74 and 44,001.05
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Solution
The fourth proportional to 79,813.17, 110,133.74 and 44,001.05 is: 60,716.79
Step by Step Solution
- Step 1: Write the proportion equation
79,813.17 : 110,133.74 = 44,001.05 : x - Step 2: Convert to fraction form
79,813.17/110,133.74 = 44,001.05/x - Step 3: Cross multiply
79,813.17x = 110,133.74 × 44,001.05 - Step 4: Simplify right side
79,813.17x = 4,845,999,759.76 - Step 5: Solve for x
x = 4,845,999,759.76/79,813.17 - Step 6: Final answer
x = 60,716.79
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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.