Finding the Fourth Proportional to 70,949.31, 106,423.97 and 24,202.59
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Solution
The fourth proportional to 70,949.31, 106,423.97 and 24,202.59 is: 36,303.89
Step by Step Solution
- Step 1: Write the proportion equation
70,949.31 : 106,423.97 = 24,202.59 : x - Step 2: Convert to fraction form
70,949.31/106,423.97 = 24,202.59/x - Step 3: Cross multiply
70,949.31x = 106,423.97 × 24,202.59 - Step 4: Simplify right side
70,949.31x = 2,575,735,591.07 - Step 5: Solve for x
x = 2,575,735,591.07/70,949.31 - Step 6: Final answer
x = 36,303.89
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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.