Finding the Fourth Proportional to 176,972.67, 244,215.37 and 108,177.31
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Solution
The fourth proportional to 176,972.67, 244,215.37 and 108,177.31 is: 149,280.46
Step by Step Solution
- Step 1: Write the proportion equation
176,972.67 : 244,215.37 = 108,177.31 : x - Step 2: Convert to fraction form
176,972.67/244,215.37 = 108,177.31/x - Step 3: Cross multiply
176,972.67x = 244,215.37 × 108,177.31 - Step 4: Simplify right side
176,972.67x = 26,418,561,339.79 - Step 5: Solve for x
x = 26,418,561,339.79/176,972.67 - Step 6: Final answer
x = 149,280.46
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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.