Finding the Fourth Proportional to 212,246.06, 292,894.68 and 116,750.72
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Solution
The fourth proportional to 212,246.06, 292,894.68 and 116,750.72 is: 161,113.31
Step by Step Solution
- Step 1: Write the proportion equation
212,246.06 : 292,894.68 = 116,750.72 : x - Step 2: Convert to fraction form
212,246.06/292,894.68 = 116,750.72/x - Step 3: Cross multiply
212,246.06x = 292,894.68 × 116,750.72 - Step 4: Simplify right side
212,246.06x = 34,195,664,774.17 - Step 5: Solve for x
x = 34,195,664,774.17/212,246.06 - Step 6: Final answer
x = 161,113.31
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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.