Finding the Fourth Proportional to 71,122.32, 106,696.44 and 24,364.80
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Solution
The fourth proportional to 71,122.32, 106,696.44 and 24,364.80 is: 36,551.64
Step by Step Solution
- Step 1: Write the proportion equation
71,122.32 : 106,696.44 = 24,364.80 : x - Step 2: Convert to fraction form
71,122.32/106,696.44 = 24,364.80/x - Step 3: Cross multiply
71,122.32x = 106,696.44 × 24,364.80 - Step 4: Simplify right side
71,122.32x = 2,599,637,421.31 - Step 5: Solve for x
x = 2,599,637,421.31/71,122.32 - Step 6: Final answer
x = 36,551.64
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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.