Finding the Fourth Proportional to 202,930.74, 280,088.56 and 118,058.94
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Solution
The fourth proportional to 202,930.74, 280,088.56 and 118,058.94 is: 162,947.02
Step by Step Solution
- Step 1: Write the proportion equation
202,930.74 : 280,088.56 = 118,058.94 : x - Step 2: Convert to fraction form
202,930.74/280,088.56 = 118,058.94/x - Step 3: Cross multiply
202,930.74x = 280,088.56 × 118,058.94 - Step 4: Simplify right side
202,930.74x = 33,066,958,499.73 - Step 5: Solve for x
x = 33,066,958,499.73/202,930.74 - Step 6: Final answer
x = 162,947.02
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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.