Finding the Fourth Proportional to 73,803.13, 101,848.26 and 40,269.13
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Solution
The fourth proportional to 73,803.13, 101,848.26 and 40,269.13 is: 55,571.37
Step by Step Solution
- Step 1: Write the proportion equation
73,803.13 : 101,848.26 = 40,269.13 : x - Step 2: Convert to fraction form
73,803.13/101,848.26 = 40,269.13/x - Step 3: Cross multiply
73,803.13x = 101,848.26 × 40,269.13 - Step 4: Simplify right side
73,803.13x = 4,101,340,822.21 - Step 5: Solve for x
x = 4,101,340,822.21/73,803.13 - Step 6: Final answer
x = 55,571.37
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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.