Finding the Fourth Proportional to 79,929.97, 110,303.37 and 44,119.99
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Solution
The fourth proportional to 79,929.97, 110,303.37 and 44,119.99 is: 60,885.59
Step by Step Solution
- Step 1: Write the proportion equation
79,929.97 : 110,303.37 = 44,119.99 : x - Step 2: Convert to fraction form
79,929.97/110,303.37 = 44,119.99/x - Step 3: Cross multiply
79,929.97x = 110,303.37 × 44,119.99 - Step 4: Simplify right side
79,929.97x = 4,866,582,809.25 - Step 5: Solve for x
x = 4,866,582,809.25/79,929.97 - Step 6: Final answer
x = 60,885.59
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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.