Finding the Fourth Proportional to 83,425.15, 125,124.44 and 27,264.79
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Solution
The fourth proportional to 83,425.15, 125,124.44 and 27,264.79 is: 40,892.84
Step by Step Solution
- Step 1: Write the proportion equation
83,425.15 : 125,124.44 = 27,264.79 : x - Step 2: Convert to fraction form
83,425.15/125,124.44 = 27,264.79/x - Step 3: Cross multiply
83,425.15x = 125,124.44 × 27,264.79 - Step 4: Simplify right side
83,425.15x = 3,411,490,954.85 - Step 5: Solve for x
x = 3,411,490,954.85/83,425.15 - Step 6: Final answer
x = 40,892.84
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1.5x scale
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.