Finding the Fourth Proportional to 164,023.80, 246,035.70 and 53,215.80
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Solution
The fourth proportional to 164,023.80, 246,035.70 and 53,215.80 is: 79,823.70
Step by Step Solution
- Step 1: Write the proportion equation
164,023.80 : 246,035.70 = 53,215.80 : x - Step 2: Convert to fraction form
164,023.80/246,035.70 = 53,215.80/x - Step 3: Cross multiply
164,023.80x = 246,035.70 × 53,215.80 - Step 4: Simplify right side
164,023.80x = 13,092,986,604.06 - Step 5: Solve for x
x = 13,092,986,604.06/164,023.80 - Step 6: Final answer
x = 79,823.70
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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.