Finding the Fourth Proportional to 71,246.79, 106,875.75 and 23,862.06
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Solution
The fourth proportional to 71,246.79, 106,875.75 and 23,862.06 is: 35,794.95
Step by Step Solution
- Step 1: Write the proportion equation
71,246.79 : 106,875.75 = 23,862.06 : x - Step 2: Convert to fraction form
71,246.79/106,875.75 = 23,862.06/x - Step 3: Cross multiply
71,246.79x = 106,875.75 × 23,862.06 - Step 4: Simplify right side
71,246.79x = 2,550,275,559.05 - Step 5: Solve for x
x = 2,550,275,559.05/71,246.79 - Step 6: Final answer
x = 35,794.95
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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.