Finding the Fourth Proportional to 83,698.08, 125,533.32 and 27,538.92
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Solution
The fourth proportional to 83,698.08, 125,533.32 and 27,538.92 is: 41,303.84
Step by Step Solution
- Step 1: Write the proportion equation
83,698.08 : 125,533.32 = 27,538.92 : x - Step 2: Convert to fraction form
83,698.08/125,533.32 = 27,538.92/x - Step 3: Cross multiply
83,698.08x = 125,533.32 × 27,538.92 - Step 4: Simplify right side
83,698.08x = 3,457,052,056.81 - Step 5: Solve for x
x = 3,457,052,056.81/83,698.08 - Step 6: Final answer
x = 41,303.84
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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.