Finding the Fourth Proportional to 135,480.06, 186,903.54 and 95,220.12
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Solution
The fourth proportional to 135,480.06, 186,903.54 and 95,220.12 is: 131,362.34
Step by Step Solution
- Step 1: Write the proportion equation
135,480.06 : 186,903.54 = 95,220.12 : x - Step 2: Convert to fraction form
135,480.06/186,903.54 = 95,220.12/x - Step 3: Cross multiply
135,480.06x = 186,903.54 × 95,220.12 - Step 4: Simplify right side
135,480.06x = 17,796,977,507.22 - Step 5: Solve for x
x = 17,796,977,507.22/135,480.06 - Step 6: Final answer
x = 131,362.34
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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.