Finding the Fourth Proportional to 54,034,950.08, 74,568,123.98 and 29,255,130.16
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Solution
The fourth proportional to 54,034,950.08, 74,568,123.98 and 29,255,130.16 is: 40,372,021.62
Step by Step Solution
- Step 1: Write the proportion equation
54,034,950.08 : 74,568,123.98 = 29,255,130.16 : x - Step 2: Convert to fraction form
54,034,950.08/74,568,123.98 = 29,255,130.16/x - Step 3: Cross multiply
54,034,950.08x = 74,568,123.98 × 29,255,130.16 - Step 4: Simplify right side
54,034,950.08x = 2,181,500,172,821,917.25 - Step 5: Solve for x
x = 2,181,500,172,821,917.25/54,034,950.08 - Step 6: Final answer
x = 40,372,021.62
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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.