Finding the Fourth Proportional to 53,724,760.23, 74,139,459.91 and 29,882,226.63
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Solution
The fourth proportional to 53,724,760.23, 74,139,459.91 and 29,882,226.63 is: 41,237,078.28
Step by Step Solution
- Step 1: Write the proportion equation
53,724,760.23 : 74,139,459.91 = 29,882,226.63 : x - Step 2: Convert to fraction form
53,724,760.23/74,139,459.91 = 29,882,226.63/x - Step 3: Cross multiply
53,724,760.23x = 74,139,459.91 × 29,882,226.63 - Step 4: Simplify right side
53,724,760.23x = 2,215,452,143,256,419.25 - Step 5: Solve for x
x = 2,215,452,143,256,419.25/53,724,760.23 - Step 6: Final answer
x = 41,237,078.28
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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.