Finding the Fourth Proportional to 83,263.09, 124,866.42 and 27,089.32
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Solution
The fourth proportional to 83,263.09, 124,866.42 and 27,089.32 is: 40,624.80
Step by Step Solution
- Step 1: Write the proportion equation
83,263.09 : 124,866.42 = 27,089.32 : x - Step 2: Convert to fraction form
83,263.09/124,866.42 = 27,089.32/x - Step 3: Cross multiply
83,263.09x = 124,866.42 × 27,089.32 - Step 4: Simplify right side
83,263.09x = 3,382,546,408.63 - Step 5: Solve for x
x = 3,382,546,408.63/83,263.09 - Step 6: Final answer
x = 40,624.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.