Finding the Fourth Proportional to 134,483.29, 201,739.55 and 50,283.79
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Solution
The fourth proportional to 134,483.29, 201,739.55 and 50,283.79 is: 75,431.15
Step by Step Solution
- Step 1: Write the proportion equation
134,483.29 : 201,739.55 = 50,283.79 : x - Step 2: Convert to fraction form
134,483.29/201,739.55 = 50,283.79/x - Step 3: Cross multiply
134,483.29x = 201,739.55 × 50,283.79 - Step 4: Simplify right side
134,483.29x = 10,144,228,411.13 - Step 5: Solve for x
x = 10,144,228,411.13/134,483.29 - Step 6: Final answer
x = 75,431.15
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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.