Finding the Fourth Proportional to 74,769.68, 112,176.18 and 24,167.63
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Solution
The fourth proportional to 74,769.68, 112,176.18 and 24,167.63 is: 36,258.44
Step by Step Solution
- Step 1: Write the proportion equation
74,769.68 : 112,176.18 = 24,167.63 : x - Step 2: Convert to fraction form
74,769.68/112,176.18 = 24,167.63/x - Step 3: Cross multiply
74,769.68x = 112,176.18 × 24,167.63 - Step 4: Simplify right side
74,769.68x = 2,711,031,852.17 - Step 5: Solve for x
x = 2,711,031,852.17/74,769.68 - Step 6: Final answer
x = 36,258.44
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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.