Finding the Third Proportional to 74,266.88 and 106,601.06
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Solution
The third proportional to 74,266.88 and 106,601.06 is: 153,012.85
Step by Step Solution
- Step 1: Write the proportion equation
74,266.88 : 106,601.06 = 106,601.06 : x - Step 2: Convert to fraction form
74,266.88/106,601.06 = 106,601.06/x - Step 3: Cross multiply
74,266.88x = 106,601.06 × 106,601.06 - Step 4: Simplify right side
74,266.88x = 11,363,786,526.13 - Step 5: Solve for x
x = 11,363,786,526.13/74,266.88 - Step 6: Final answer
x = 153,012.85
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.