Finding the Fourth Proportional to 177,616.23, 245,107.54 and 97,042.03
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Solution
The fourth proportional to 177,616.23, 245,107.54 and 97,042.03 is: 133,916.43
Step by Step Solution
- Step 1: Write the proportion equation
177,616.23 : 245,107.54 = 97,042.03 : x - Step 2: Convert to fraction form
177,616.23/245,107.54 = 97,042.03/x - Step 3: Cross multiply
177,616.23x = 245,107.54 × 97,042.03 - Step 4: Simplify right side
177,616.23x = 23,785,731,781.76 - Step 5: Solve for x
x = 23,785,731,781.76/177,616.23 - Step 6: Final answer
x = 133,916.43
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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.