Finding the Fourth Proportional to 53,750.94, 74,177.18 and 29,552.92
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Solution
The fourth proportional to 53,750.94, 74,177.18 and 29,552.92 is: 40,783.51
Step by Step Solution
- Step 1: Write the proportion equation
53,750.94 : 74,177.18 = 29,552.92 : x - Step 2: Convert to fraction form
53,750.94/74,177.18 = 29,552.92/x - Step 3: Cross multiply
53,750.94x = 74,177.18 × 29,552.92 - Step 4: Simplify right side
53,750.94x = 2,192,152,043.98 - Step 5: Solve for x
x = 2,192,152,043.98/53,750.94 - Step 6: Final answer
x = 40,783.51
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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.