Finding the Fourth Proportional to 79,995.68, 119,733.12 and 58,927.42
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Solution
The fourth proportional to 79,995.68, 119,733.12 and 58,927.42 is: 88,199.31
Step by Step Solution
- Step 1: Write the proportion equation
79,995.68 : 119,733.12 = 58,927.42 : x - Step 2: Convert to fraction form
79,995.68/119,733.12 = 58,927.42/x - Step 3: Cross multiply
79,995.68x = 119,733.12 × 58,927.42 - Step 4: Simplify right side
79,995.68x = 7,055,563,850.15 - Step 5: Solve for x
x = 7,055,563,850.15/79,995.68 - Step 6: Final answer
x = 88,199.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.