Finding the Fourth Proportional to 147,586.97, 203,669.01 and 83,924.75
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Solution
The fourth proportional to 147,586.97, 203,669.01 and 83,924.75 is: 115,815.58
Step by Step Solution
- Step 1: Write the proportion equation
147,586.97 : 203,669.01 = 83,924.75 : x - Step 2: Convert to fraction form
147,586.97/203,669.01 = 83,924.75/x - Step 3: Cross multiply
147,586.97x = 203,669.01 × 83,924.75 - Step 4: Simplify right side
147,586.97x = 17,092,870,747.00 - Step 5: Solve for x
x = 17,092,870,747.00/147,586.97 - Step 6: Final answer
x = 115,815.58
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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.