Finding the Fourth Proportional to 79,857.50, 110,203.86 and 44,048.48
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Solution
The fourth proportional to 79,857.50, 110,203.86 and 44,048.48 is: 60,787.18
Step by Step Solution
- Step 1: Write the proportion equation
79,857.50 : 110,203.86 = 44,048.48 : x - Step 2: Convert to fraction form
79,857.50/110,203.86 = 44,048.48/x - Step 3: Cross multiply
79,857.50x = 110,203.86 × 44,048.48 - Step 4: Simplify right side
79,857.50x = 4,854,312,523.13 - Step 5: Solve for x
x = 4,854,312,523.13/79,857.50 - Step 6: Final answer
x = 60,787.18
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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.