Finding the Fourth Proportional to 55,634,779.92, 76,765,844.68 and 32,104,732.56
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Solution
The fourth proportional to 55,634,779.92, 76,765,844.68 and 32,104,732.56 is: 44,298,672.82
Step by Step Solution
- Step 1: Write the proportion equation
55,634,779.92 : 76,765,844.68 = 32,104,732.56 : x - Step 2: Convert to fraction form
55,634,779.92/76,765,844.68 = 32,104,732.56/x - Step 3: Cross multiply
55,634,779.92x = 76,765,844.68 × 32,104,732.56 - Step 4: Simplify right side
55,634,779.92x = 2,464,546,913,193,899 - Step 5: Solve for x
x = 2,464,546,913,193,899/55,634,779.92 - Step 6: Final answer
x = 44,298,672.82
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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.