Finding the Fourth Proportional to 74,489.00, 111,698.33 and 27,071.06
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Solution
The fourth proportional to 74,489.00, 111,698.33 and 27,071.06 is: 40,593.80
Step by Step Solution
- Step 1: Write the proportion equation
74,489.00 : 111,698.33 = 27,071.06 : x - Step 2: Convert to fraction form
74,489.00/111,698.33 = 27,071.06/x - Step 3: Cross multiply
74,489.00x = 111,698.33 × 27,071.06 - Step 4: Simplify right side
74,489.00x = 3,023,791,702.52 - Step 5: Solve for x
x = 3,023,791,702.52/74,489.00 - Step 6: Final answer
x = 40,593.80
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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.