Finding the Fourth Proportional to 176,478.84, 243,537.62 and 95,906.66
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Solution
The fourth proportional to 176,478.84, 243,537.62 and 95,906.66 is: 132,349.45
Step by Step Solution
- Step 1: Write the proportion equation
176,478.84 : 243,537.62 = 95,906.66 : x - Step 2: Convert to fraction form
176,478.84/243,537.62 = 95,906.66/x - Step 3: Cross multiply
176,478.84x = 243,537.62 × 95,906.66 - Step 4: Simplify right side
176,478.84x = 23,356,878,021.33 - Step 5: Solve for x
x = 23,356,878,021.33/176,478.84 - Step 6: Final answer
x = 132,349.45
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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.