Finding the Fourth Proportional to 43,161,045.12, 59,561,537.64 and 23,581,512.06
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Solution
The fourth proportional to 43,161,045.12, 59,561,537.64 and 23,581,512.06 is: 32,542,101.66
Step by Step Solution
- Step 1: Write the proportion equation
43,161,045.12 : 59,561,537.64 = 23,581,512.06 : x - Step 2: Convert to fraction form
43,161,045.12/59,561,537.64 = 23,581,512.06/x - Step 3: Cross multiply
43,161,045.12x = 59,561,537.64 × 23,581,512.06 - Step 4: Simplify right side
43,161,045.12x = 1,404,551,118,169,803.75 - Step 5: Solve for x
x = 1,404,551,118,169,803.75/43,161,045.12 - Step 6: Final answer
x = 32,542,101.66
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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.