Finding the Fourth Proportional to 53,680,518.09, 74,080,096.02 and 29,840,383.62
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Solution
The fourth proportional to 53,680,518.09, 74,080,096.02 and 29,840,383.62 is: 41,180,274.75
Step by Step Solution
- Step 1: Write the proportion equation
53,680,518.09 : 74,080,096.02 = 29,840,383.62 : x - Step 2: Convert to fraction form
53,680,518.09/74,080,096.02 = 29,840,383.62/x - Step 3: Cross multiply
53,680,518.09x = 74,080,096.02 × 29,840,383.62 - Step 4: Simplify right side
53,680,518.09x = 2,210,578,483,843,235.25 - Step 5: Solve for x
x = 2,210,578,483,843,235.25/53,680,518.09 - Step 6: Final answer
x = 41,180,274.75
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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.