Finding the Fourth Proportional to 127,660.08, 176,157.54 and 73,962.48
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Solution
The fourth proportional to 127,660.08, 176,157.54 and 73,962.48 is: 102,060.48
Step by Step Solution
- Step 1: Write the proportion equation
127,660.08 : 176,157.54 = 73,962.48 : x - Step 2: Convert to fraction form
127,660.08/176,157.54 = 73,962.48/x - Step 3: Cross multiply
127,660.08x = 176,157.54 × 73,962.48 - Step 4: Simplify right side
127,660.08x = 13,029,048,529.10 - Step 5: Solve for x
x = 13,029,048,529.10/127,660.08 - Step 6: Final answer
x = 102,060.48
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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.