Finding the Fourth Proportional to 136,371.34, 188,188.95 and 132,347.26
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Solution
The fourth proportional to 136,371.34, 188,188.95 and 132,347.26 is: 182,635.82
Step by Step Solution
- Step 1: Write the proportion equation
136,371.34 : 188,188.95 = 132,347.26 : x - Step 2: Convert to fraction form
136,371.34/188,188.95 = 132,347.26/x - Step 3: Cross multiply
136,371.34x = 188,188.95 × 132,347.26 - Step 4: Simplify right side
136,371.34x = 24,906,291,894.78 - Step 5: Solve for x
x = 24,906,291,894.78/136,371.34 - Step 6: Final answer
x = 182,635.82
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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.