Finding the Fourth Proportional to 122,733.60, 169,360.08 and 69,010.08
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Solution
The fourth proportional to 122,733.60, 169,360.08 and 69,010.08 is: 95,227.00
Step by Step Solution
- Step 1: Write the proportion equation
122,733.60 : 169,360.08 = 69,010.08 : x - Step 2: Convert to fraction form
122,733.60/169,360.08 = 69,010.08/x - Step 3: Cross multiply
122,733.60x = 169,360.08 × 69,010.08 - Step 4: Simplify right side
122,733.60x = 11,687,552,669.61 - Step 5: Solve for x
x = 11,687,552,669.61/122,733.60 - Step 6: Final answer
x = 95,227.00
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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.