Finding the Fourth Proportional to 177,478.24, 244,921.44 and 96,903.76
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Solution
The fourth proportional to 177,478.24, 244,921.44 and 96,903.76 is: 133,727.99
Step by Step Solution
- Step 1: Write the proportion equation
177,478.24 : 244,921.44 = 96,903.76 : x - Step 2: Convert to fraction form
177,478.24/244,921.44 = 96,903.76/x - Step 3: Cross multiply
177,478.24x = 244,921.44 × 96,903.76 - Step 4: Simplify right side
177,478.24x = 23,733,808,440.61 - Step 5: Solve for x
x = 23,733,808,440.61/177,478.24 - Step 6: Final answer
x = 133,727.99
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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.