Finding the Fourth Proportional to 74,493.13, 111,743.14 and 24,577.59
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Solution
The fourth proportional to 74,493.13, 111,743.14 and 24,577.59 is: 36,867.52
Step by Step Solution
- Step 1: Write the proportion equation
74,493.13 : 111,743.14 = 24,577.59 : x - Step 2: Convert to fraction form
74,493.13/111,743.14 = 24,577.59/x - Step 3: Cross multiply
74,493.13x = 111,743.14 × 24,577.59 - Step 4: Simplify right side
74,493.13x = 2,746,377,080.23 - Step 5: Solve for x
x = 2,746,377,080.23/74,493.13 - Step 6: Final answer
x = 36,867.52
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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.