Finding the Fourth Proportional to 110,567.20, 165,850.80 and 27,461.20
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Solution
The fourth proportional to 110,567.20, 165,850.80 and 27,461.20 is: 41,191.80
Step by Step Solution
- Step 1: Write the proportion equation
110,567.20 : 165,850.80 = 27,461.20 : x - Step 2: Convert to fraction form
110,567.20/165,850.80 = 27,461.20/x - Step 3: Cross multiply
110,567.20x = 165,850.80 × 27,461.20 - Step 4: Simplify right side
110,567.20x = 4,554,461,988.96 - Step 5: Solve for x
x = 4,554,461,988.96/110,567.20 - Step 6: Final answer
x = 41,191.80
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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.