Finding the Fourth Proportional to 83,559.24, 115,312.68 and 45,832.68
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Solution
The fourth proportional to 83,559.24, 115,312.68 and 45,832.68 is: 63,249.61
Step by Step Solution
- Step 1: Write the proportion equation
83,559.24 : 115,312.68 = 45,832.68 : x - Step 2: Convert to fraction form
83,559.24/115,312.68 = 45,832.68/x - Step 3: Cross multiply
83,559.24x = 115,312.68 × 45,832.68 - Step 4: Simplify right side
83,559.24x = 5,285,089,162.38 - Step 5: Solve for x
x = 5,285,089,162.38/83,559.24 - Step 6: Final answer
x = 63,249.61
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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.