Finding the Fourth Proportional to 79,977.29, 110,368.28 and 44,167.14
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Solution
The fourth proportional to 79,977.29, 110,368.28 and 44,167.14 is: 60,950.45
Step by Step Solution
- Step 1: Write the proportion equation
79,977.29 : 110,368.28 = 44,167.14 : x - Step 2: Convert to fraction form
79,977.29/110,368.28 = 44,167.14/x - Step 3: Cross multiply
79,977.29x = 110,368.28 × 44,167.14 - Step 4: Simplify right side
79,977.29x = 4,874,651,384.74 - Step 5: Solve for x
x = 4,874,651,384.74/79,977.29 - Step 6: Final answer
x = 60,950.45
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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.