Finding the Fourth Proportional to 163,813.34, 226,132.18 and 110,129.50
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Solution
The fourth proportional to 163,813.34, 226,132.18 and 110,129.50 is: 152,025.62
Step by Step Solution
- Step 1: Write the proportion equation
163,813.34 : 226,132.18 = 110,129.50 : x - Step 2: Convert to fraction form
163,813.34/226,132.18 = 110,129.50/x - Step 3: Cross multiply
163,813.34x = 226,132.18 × 110,129.50 - Step 4: Simplify right side
163,813.34x = 24,903,823,917.31 - Step 5: Solve for x
x = 24,903,823,917.31/163,813.34 - Step 6: Final answer
x = 152,025.62
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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.