Finding the Fourth Proportional to 133,824.48, 184,625.08 and 77,224.92
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Solution
The fourth proportional to 133,824.48, 184,625.08 and 77,224.92 is: 106,539.98
Step by Step Solution
- Step 1: Write the proportion equation
133,824.48 : 184,625.08 = 77,224.92 : x - Step 2: Convert to fraction form
133,824.48/184,625.08 = 77,224.92/x - Step 3: Cross multiply
133,824.48x = 184,625.08 × 77,224.92 - Step 4: Simplify right side
133,824.48x = 14,257,657,032.99 - Step 5: Solve for x
x = 14,257,657,032.99/133,824.48 - Step 6: Final answer
x = 106,539.98
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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.