Finding the Fourth Proportional to 176,051.18, 242,946.06 and 100,599.68
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Solution
The fourth proportional to 176,051.18, 242,946.06 and 100,599.68 is: 138,824.95
Step by Step Solution
- Step 1: Write the proportion equation
176,051.18 : 242,946.06 = 100,599.68 : x - Step 2: Convert to fraction form
176,051.18/242,946.06 = 100,599.68/x - Step 3: Cross multiply
176,051.18x = 242,946.06 × 100,599.68 - Step 4: Simplify right side
176,051.18x = 24,440,295,893.26 - Step 5: Solve for x
x = 24,440,295,893.26/176,051.18 - Step 6: Final answer
x = 138,824.95
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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.