Finding the Fourth Proportional to 122,373.84, 183,543.48 and 60,027.60
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Solution
The fourth proportional to 122,373.84, 183,543.48 and 60,027.60 is: 90,032.92
Step by Step Solution
- Step 1: Write the proportion equation
122,373.84 : 183,543.48 = 60,027.60 : x - Step 2: Convert to fraction form
122,373.84/183,543.48 = 60,027.60/x - Step 3: Cross multiply
122,373.84x = 183,543.48 × 60,027.60 - Step 4: Simplify right side
122,373.84x = 11,017,674,600.05 - Step 5: Solve for x
x = 11,017,674,600.05/122,373.84 - Step 6: Final answer
x = 90,032.92
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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.