Finding the Fourth Proportional to 166,957.04, 230,435.49 and 153,506.99
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Solution
The fourth proportional to 166,957.04, 230,435.49 and 153,506.99 is: 211,871.62
Step by Step Solution
- Step 1: Write the proportion equation
166,957.04 : 230,435.49 = 153,506.99 : x - Step 2: Convert to fraction form
166,957.04/230,435.49 = 153,506.99/x - Step 3: Cross multiply
166,957.04x = 230,435.49 × 153,506.99 - Step 4: Simplify right side
166,957.04x = 35,373,457,306.90 - Step 5: Solve for x
x = 35,373,457,306.90/166,957.04 - Step 6: Final answer
x = 211,871.62
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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.