Finding the Fourth Proportional to 83,358.98, 125,046.12 and 27,184.70
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Solution
The fourth proportional to 83,358.98, 125,046.12 and 27,184.70 is: 40,779.54
Step by Step Solution
- Step 1: Write the proportion equation
83,358.98 : 125,046.12 = 27,184.70 : x - Step 2: Convert to fraction form
83,358.98/125,046.12 = 27,184.70/x - Step 3: Cross multiply
83,358.98x = 125,046.12 × 27,184.70 - Step 4: Simplify right side
83,358.98x = 3,399,341,258.36 - Step 5: Solve for x
x = 3,399,341,258.36/83,358.98 - Step 6: Final answer
x = 40,779.54
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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.