Finding the Fourth Proportional to 178,364.09, 246,139.64 and 97,792.31
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Solution
The fourth proportional to 178,364.09, 246,139.64 and 97,792.31 is: 134,951.85
Step by Step Solution
- Step 1: Write the proportion equation
178,364.09 : 246,139.64 = 97,792.31 : x - Step 2: Convert to fraction form
178,364.09/246,139.64 = 97,792.31/x - Step 3: Cross multiply
178,364.09x = 246,139.64 × 97,792.31 - Step 4: Simplify right side
178,364.09x = 24,070,563,489.21 - Step 5: Solve for x
x = 24,070,563,489.21/178,364.09 - Step 6: Final answer
x = 134,951.85
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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.