Finding the Fourth Proportional to 79,897.84, 110,259.38 and 44,088.91
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Solution
The fourth proportional to 79,897.84, 110,259.38 and 44,088.91 is: 60,842.89
Step by Step Solution
- Step 1: Write the proportion equation
79,897.84 : 110,259.38 = 44,088.91 : x - Step 2: Convert to fraction form
79,897.84/110,259.38 = 44,088.91/x - Step 3: Cross multiply
79,897.84x = 110,259.38 × 44,088.91 - Step 4: Simplify right side
79,897.84x = 4,861,215,468.05 - Step 5: Solve for x
x = 4,861,215,468.05/79,897.84 - Step 6: Final answer
x = 60,842.89
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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.