Finding the Fourth Proportional to 166,828.16, 250,243.84 and 42,169.12
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Solution
The fourth proportional to 166,828.16, 250,243.84 and 42,169.12 is: 63,254.08
Step by Step Solution
- Step 1: Write the proportion equation
166,828.16 : 250,243.84 = 42,169.12 : x - Step 2: Convert to fraction form
166,828.16/250,243.84 = 42,169.12/x - Step 3: Cross multiply
166,828.16x = 250,243.84 × 42,169.12 - Step 4: Simplify right side
166,828.16x = 10,552,562,518.22 - Step 5: Solve for x
x = 10,552,562,518.22/166,828.16 - Step 6: Final answer
x = 63,254.08
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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.