Finding the Fourth Proportional to 195,629.80, 293,444.70 and 47,885.80
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Solution
The fourth proportional to 195,629.80, 293,444.70 and 47,885.80 is: 71,828.70
Step by Step Solution
- Step 1: Write the proportion equation
195,629.80 : 293,444.70 = 47,885.80 : x - Step 2: Convert to fraction form
195,629.80/293,444.70 = 47,885.80/x - Step 3: Cross multiply
195,629.80x = 293,444.70 × 47,885.80 - Step 4: Simplify right side
195,629.80x = 14,051,834,215.26 - Step 5: Solve for x
x = 14,051,834,215.26/195,629.80 - Step 6: Final answer
x = 71,828.70
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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.