Finding the Fourth Proportional to 202,807.70, 303,628.35 and 124,075.70
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Solution
The fourth proportional to 202,807.70, 303,628.35 and 124,075.70 is: 185,756.75
Step by Step Solution
- Step 1: Write the proportion equation
202,807.70 : 303,628.35 = 124,075.70 : x - Step 2: Convert to fraction form
202,807.70/303,628.35 = 124,075.70/x - Step 3: Cross multiply
202,807.70x = 303,628.35 × 124,075.70 - Step 4: Simplify right side
202,807.70x = 37,672,900,066.10 - Step 5: Solve for x
x = 37,672,900,066.10/202,807.70 - Step 6: Final answer
x = 185,756.75
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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.