Finding the Fourth Proportional to 307,075.08, 460,629.12 and 96,729.48
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Solution
The fourth proportional to 307,075.08, 460,629.12 and 96,729.48 is: 145,099.42
Step by Step Solution
- Step 1: Write the proportion equation
307,075.08 : 460,629.12 = 96,729.48 : x - Step 2: Convert to fraction form
307,075.08/460,629.12 = 96,729.48/x - Step 3: Cross multiply
307,075.08x = 460,629.12 × 96,729.48 - Step 4: Simplify right side
307,075.08x = 44,556,415,250.46 - Step 5: Solve for x
x = 44,556,415,250.46/307,075.08 - Step 6: Final answer
x = 145,099.42
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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.