Finding the Fourth Proportional to 177,518.24, 244,916.16 and 117,118.88
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Solution
The fourth proportional to 177,518.24, 244,916.16 and 117,118.88 is: 161,585.12
Step by Step Solution
- Step 1: Write the proportion equation
177,518.24 : 244,916.16 = 117,118.88 : x - Step 2: Convert to fraction form
177,518.24/244,916.16 = 117,118.88/x - Step 3: Cross multiply
177,518.24x = 244,916.16 × 117,118.88 - Step 4: Simplify right side
177,518.24x = 28,684,306,353.10 - Step 5: Solve for x
x = 28,684,306,353.10/177,518.24 - Step 6: Final answer
x = 161,585.12
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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.