Finding the Fourth Proportional to 164,356.44, 226,811.79 and 88,904.94
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Solution
The fourth proportional to 164,356.44, 226,811.79 and 88,904.94 is: 122,688.76
Step by Step Solution
- Step 1: Write the proportion equation
164,356.44 : 226,811.79 = 88,904.94 : x - Step 2: Convert to fraction form
164,356.44/226,811.79 = 88,904.94/x - Step 3: Cross multiply
164,356.44x = 226,811.79 × 88,904.94 - Step 4: Simplify right side
164,356.44x = 20,164,688,581.24 - Step 5: Solve for x
x = 20,164,688,581.24/164,356.44 - Step 6: Final answer
x = 122,688.76
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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.