Finding the Fourth Proportional to 88,068.85, 132,101.74 and 35,476.99
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Solution
The fourth proportional to 88,068.85, 132,101.74 and 35,476.99 is: 53,214.87
Step by Step Solution
- Step 1: Write the proportion equation
88,068.85 : 132,101.74 = 35,476.99 : x - Step 2: Convert to fraction form
88,068.85/132,101.74 = 35,476.99/x - Step 3: Cross multiply
88,068.85x = 132,101.74 × 35,476.99 - Step 4: Simplify right side
88,068.85x = 4,686,572,108.96 - Step 5: Solve for x
x = 4,686,572,108.96/88,068.85 - Step 6: Final answer
x = 53,214.87
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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.