Finding the Fourth Proportional to 54,184,933.81, 74,775,404.43 and 29,405,115.28
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Solution
The fourth proportional to 54,184,933.81, 74,775,404.43 and 29,405,115.28 is: 40,579,165.32
Step by Step Solution
- Step 1: Write the proportion equation
54,184,933.81 : 74,775,404.43 = 29,405,115.28 : x - Step 2: Convert to fraction form
54,184,933.81/74,775,404.43 = 29,405,115.28/x - Step 3: Cross multiply
54,184,933.81x = 74,775,404.43 × 29,405,115.28 - Step 4: Simplify right side
54,184,933.81x = 2,198,779,386,851,870 - Step 5: Solve for x
x = 2,198,779,386,851,870/54,184,933.81 - Step 6: Final answer
x = 40,579,165.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.