Finding the Fourth Proportional to 73,881.42, 101,994.39 and 43,675.98
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Solution
The fourth proportional to 73,881.42, 101,994.39 and 43,675.98 is: 60,295.33
Step by Step Solution
- Step 1: Write the proportion equation
73,881.42 : 101,994.39 = 43,675.98 : x - Step 2: Convert to fraction form
73,881.42/101,994.39 = 43,675.98/x - Step 3: Cross multiply
73,881.42x = 101,994.39 × 43,675.98 - Step 4: Simplify right side
73,881.42x = 4,454,704,937.75 - Step 5: Solve for x
x = 4,454,704,937.75/73,881.42 - Step 6: Final answer
x = 60,295.33
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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.