Finding the Fourth Proportional to 107,715.43, 161,646.97 and 37,594.74
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Solution
The fourth proportional to 107,715.43, 161,646.97 and 37,594.74 is: 56,417.88
Step by Step Solution
- Step 1: Write the proportion equation
107,715.43 : 161,646.97 = 37,594.74 : x - Step 2: Convert to fraction form
107,715.43/161,646.97 = 37,594.74/x - Step 3: Cross multiply
107,715.43x = 161,646.97 × 37,594.74 - Step 4: Simplify right side
107,715.43x = 6,077,075,808.94 - Step 5: Solve for x
x = 6,077,075,808.94/107,715.43 - Step 6: Final answer
x = 56,417.88
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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.