Finding the Fourth Proportional to 83,364.62, 125,055.18 and 27,202.46
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Solution
The fourth proportional to 83,364.62, 125,055.18 and 27,202.46 is: 40,806.38
Step by Step Solution
- Step 1: Write the proportion equation
83,364.62 : 125,055.18 = 27,202.46 : x - Step 2: Convert to fraction form
83,364.62/125,055.18 = 27,202.46/x - Step 3: Cross multiply
83,364.62x = 125,055.18 × 27,202.46 - Step 4: Simplify right side
83,364.62x = 3,401,808,531.74 - Step 5: Solve for x
x = 3,401,808,531.74/83,364.62 - Step 6: Final answer
x = 40,806.38
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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.