Finding the Fourth Proportional to 83,683.78, 125,525.67 and 24,519.46
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Solution
The fourth proportional to 83,683.78, 125,525.67 and 24,519.46 is: 36,779.19
Step by Step Solution
- Step 1: Write the proportion equation
83,683.78 : 125,525.67 = 24,519.46 : x - Step 2: Convert to fraction form
83,683.78/125,525.67 = 24,519.46/x - Step 3: Cross multiply
83,683.78x = 125,525.67 × 24,519.46 - Step 4: Simplify right side
83,683.78x = 3,077,821,644.54 - Step 5: Solve for x
x = 3,077,821,644.54/83,683.78 - Step 6: Final answer
x = 36,779.19
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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.