Finding the Fourth Proportional to 83,536.22, 125,262.87 and 26,602.70
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Solution
The fourth proportional to 83,536.22, 125,262.87 and 26,602.70 is: 39,890.85
Step by Step Solution
- Step 1: Write the proportion equation
83,536.22 : 125,262.87 = 26,602.70 : x - Step 2: Convert to fraction form
83,536.22/125,262.87 = 26,602.70/x - Step 3: Cross multiply
83,536.22x = 125,262.87 × 26,602.70 - Step 4: Simplify right side
83,536.22x = 3,332,330,295.41 - Step 5: Solve for x
x = 3,332,330,295.41/83,536.22 - Step 6: Final answer
x = 39,890.85
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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.