Finding the Fourth Proportional to 73,882.14, 101,932.05 and 42,043.06
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Solution
The fourth proportional to 73,882.14, 101,932.05 and 42,043.06 is: 58,005.02
Step by Step Solution
- Step 1: Write the proportion equation
73,882.14 : 101,932.05 = 42,043.06 : x - Step 2: Convert to fraction form
73,882.14/101,932.05 = 42,043.06/x - Step 3: Cross multiply
73,882.14x = 101,932.05 × 42,043.06 - Step 4: Simplify right side
73,882.14x = 4,285,535,294.07 - Step 5: Solve for x
x = 4,285,535,294.07/73,882.14 - Step 6: Final answer
x = 58,005.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.