Finding the Fourth Proportional to 124,597.44, 186,943.68 and 53,535.60
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Solution
The fourth proportional to 124,597.44, 186,943.68 and 53,535.60 is: 80,323.82
Step by Step Solution
- Step 1: Write the proportion equation
124,597.44 : 186,943.68 = 53,535.60 : x - Step 2: Convert to fraction form
124,597.44/186,943.68 = 53,535.60/x - Step 3: Cross multiply
124,597.44x = 186,943.68 × 53,535.60 - Step 4: Simplify right side
124,597.44x = 10,008,142,075.01 - Step 5: Solve for x
x = 10,008,142,075.01/124,597.44 - Step 6: Final answer
x = 80,323.82
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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.