Finding the Fourth Proportional to 107,916.77, 148,926.99 and 59,524.26
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Solution
The fourth proportional to 107,916.77, 148,926.99 and 59,524.26 is: 82,144.49
Step by Step Solution
- Step 1: Write the proportion equation
107,916.77 : 148,926.99 = 59,524.26 : x - Step 2: Convert to fraction form
107,916.77/148,926.99 = 59,524.26/x - Step 3: Cross multiply
107,916.77x = 148,926.99 × 59,524.26 - Step 4: Simplify right side
107,916.77x = 8,864,768,129.14 - Step 5: Solve for x
x = 8,864,768,129.14/107,916.77 - Step 6: Final answer
x = 82,144.49
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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.