Finding the Fourth Proportional to 201,036.70, 301,533.45 and 53,292.70
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Solution
The fourth proportional to 201,036.70, 301,533.45 and 53,292.70 is: 79,933.32
Step by Step Solution
- Step 1: Write the proportion equation
201,036.70 : 301,533.45 = 53,292.70 : x - Step 2: Convert to fraction form
201,036.70/301,533.45 = 53,292.70/x - Step 3: Cross multiply
201,036.70x = 301,533.45 × 53,292.70 - Step 4: Simplify right side
201,036.70x = 16,069,531,690.82 - Step 5: Solve for x
x = 16,069,531,690.82/201,036.70 - Step 6: Final answer
x = 79,933.32
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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.