Finding the Fourth Proportional to 73,592.12, 101,554.08 and 40,058.12
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Solution
The fourth proportional to 73,592.12, 101,554.08 and 40,058.12 is: 55,278.55
Step by Step Solution
- Step 1: Write the proportion equation
73,592.12 : 101,554.08 = 40,058.12 : x - Step 2: Convert to fraction form
73,592.12/101,554.08 = 40,058.12/x - Step 3: Cross multiply
73,592.12x = 101,554.08 × 40,058.12 - Step 4: Simplify right side
73,592.12x = 4,068,065,523.13 - Step 5: Solve for x
x = 4,068,065,523.13/73,592.12 - Step 6: Final answer
x = 55,278.55
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1.5x scale
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.