Finding the Fourth Proportional to 74,964.21, 112,444.38 and 24,362.95
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Solution
The fourth proportional to 74,964.21, 112,444.38 and 24,362.95 is: 36,543.80
Step by Step Solution
- Step 1: Write the proportion equation
74,964.21 : 112,444.38 = 24,362.95 : x - Step 2: Convert to fraction form
74,964.21/112,444.38 = 24,362.95/x - Step 3: Cross multiply
74,964.21x = 112,444.38 × 24,362.95 - Step 4: Simplify right side
74,964.21x = 2,739,476,985.17 - Step 5: Solve for x
x = 2,739,476,985.17/74,964.21 - Step 6: Final answer
x = 36,543.80
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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.