Finding the Fourth Proportional to 177,698.73, 245,220.03 and 97,126.68
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Solution
The fourth proportional to 177,698.73, 245,220.03 and 97,126.68 is: 134,032.51
Step by Step Solution
- Step 1: Write the proportion equation
177,698.73 : 245,220.03 = 97,126.68 : x - Step 2: Convert to fraction form
177,698.73/245,220.03 = 97,126.68/x - Step 3: Cross multiply
177,698.73x = 245,220.03 × 97,126.68 - Step 4: Simplify right side
177,698.73x = 23,817,407,383.40 - Step 5: Solve for x
x = 23,817,407,383.40/177,698.73 - Step 6: Final answer
x = 134,032.51
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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.