Finding the Fourth Proportional to 104,525.84, 144,247.20 and 59,202.70
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Solution
The fourth proportional to 104,525.84, 144,247.20 and 59,202.70 is: 81,700.60
Step by Step Solution
- Step 1: Write the proportion equation
104,525.84 : 144,247.20 = 59,202.70 : x - Step 2: Convert to fraction form
104,525.84/144,247.20 = 59,202.70/x - Step 3: Cross multiply
104,525.84x = 144,247.20 × 59,202.70 - Step 4: Simplify right side
104,525.84x = 8,539,823,707.44 - Step 5: Solve for x
x = 8,539,823,707.44/104,525.84 - Step 6: Final answer
x = 81,700.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.